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Commemorative Dates

March 27 is Blood Donor Day, a date dedicated to recognizing and thanking those who, through voluntary donation, help save lives and contribute to collective well-being. The objective of the date is to raise awareness in society about the importance of donating blood and encourage more people to become regular donors.
Donating blood is a simple gesture, but it can make a huge difference, as it is essential for the treatment of patients who need transfusions due to surgeries, diseases such as cancer, serious accidents or chronic conditions.
On this National Blood Donor Day, awareness campaigns and mobilization actions are carried out to promote the act of donating. The country has thousands of voluntary donors, who play a fundamental role in saving lives every day. This day is an opportunity to recognize the generosity of these citizens and encourage more people to become donors, helping to keep blood supplies stocked and ready to meet the needs of hospitals and clinics.

March 27 is St. Rupert's Day, named after Saint Rupert of Salzburg, a Christian missionary who is considered the founder and patron saint of the city of Salzburg, Austria. Saint Rupert played a crucial role in the Christianization of the Alpine region and in the founding of the monastery of St. Peter, one of the oldest and most important religious centers in Central Europe.
Saint Rupert was born in the 7th century and, during his life, dedicated himself to the propagation of Christianity, establishing churches and monasteries in a time of strong paganism. He is often depicted with a cave or a church building in his hands, symbolizing his work of conversion and religious foundation. The city of Salzburg, which was named after him, has as a symbol of its history the Monastery of St. Peter, where he lived and exerted great influence.
March 27 is marked by religious and cultural celebrations in Salzburg, including masses and community events that highlight the historical and religious importance of St. Rupert to the region. In addition, the day also serves to reflect on St. Rupert's legacy as a missionary and patron saint of one of Austria's most important cities.

March 26 is the day of Livro Português. It was established by the Portuguese Authors Society with the objective of highlighting the importance of books, knowledge and the Portuguese language throughout the world.
The selection of March 26 goes back to an important historical moment: in 1487, the first book was printed in Portugal, or “Pentateuco”, in Hebrew. The book was produced in the offices of Jewish Samuel Gacon, in Vila-a-Dentro, in Faro. The first book written in Portuguese was printed in 1497, not Porto, by Rodrigo Álvares, the first Portuguese printer. The title of the work was “Constituições que fez o Senhor Dom Diogo de Sousa, Bispo do Porto”, and was published on January 4.
The Portuguese Book Day celebrates the rich literary tradition of Portugal and two Portuguese-speaking countries, reconnoitring the impact of Portuguese literature on the global scene. To date it does not just promote or praise reading, but also values ​​writers and works that mark Lusophone literature, such as Fernando Pessoa, José Saramago, and Eça de Queirós, besides the new voices of contemporary literature.

March 29 is Piano Day, a day dedicated to honoring one of the world's most iconic and important musical instruments. The goal of the day is to highlight the piano's fundamental role in classical, popular and other genres of music, as well as to recognize its contribution to music culture and education.
World Piano Day was created to promote the appreciation and learning of this instrument, which has a long history and great versatility. The piano is widely used in both solo and ensemble performances, and its impact can be heard in a multitude of compositions by renowned composers such as Beethoven, Chopin, Bach and Mozart, as well as being an essential foundation in many contemporary musical styles.
Around the world, pianists, music schools and cultural institutions hold events and performances to celebrate this instrument. The day is marked by concerts, exhibitions, open classes and even competitions that involve pianists of all ages and skill levels, encouraging the public to connect with the piano on a deeper level.

March 31st is Transgender Visibility Day, an important date to recognize and celebrate transgender people and their identities, while also aiming to raise awareness about the challenges faced by this community. Created in 2009, the day is an opportunity to promote respect, equality and rights for trans people, highlighting the importance of combating transphobia and supporting social inclusion.
International Transgender Visibility Day is marked by events, activities and awareness campaigns around the world, which seek to give visibility to the achievements and daily struggles of trans people. The date also highlights the importance of ensuring a safe and welcoming environment so that these people can live authentically, without fear of discrimination or violence.
Visibility is a central theme of this day, since, despite advances in some parts of the world, the trans population still faces high rates of violence, prejudice and difficulties in accessing health and education services.

March 31st is Backup Day, a date created to highlight the importance of protecting and saving data, whether in a personal or professional environment. The date aims to raise awareness about the risks of losing valuable information and encourage the use of good digital security practices, such as performing regular backups.
In an increasingly digital world, where we depend on information stored on electronic devices, backup has become one of the most essential practices to avoid irreparable losses. World Backup Day serves as a reminder for companies and individuals to make backup copies of their data, preventing the loss of important files due to technical failures, cyberattacks, or even unexpected accidents, such as theft or damage to devices.
On this day, many technology and digital security experts take the opportunity to share tips on how to perform efficient and secure backups, whether in the cloud or on physical devices, such as external hard drives.

March 31st is Health and Nutrition Day, a date dedicated to reinforcing the importance of maintaining a balanced diet and healthy habits for physical and mental well-being. The date aims to raise awareness among the population about the direct impacts that nutrition has on quality of life and disease prevention, encouraging conscious food choices and health care.
Health and Nutrition Day is an opportunity to reflect on the importance of a balanced diet, rich in essential nutrients for the proper functioning of the body, and regular physical activity, which is fundamental for good health. The movement seeks to raise awareness about the risks of an inadequate diet, such as the increase in obesity, cardiovascular diseases, diabetes and other conditions related to poor eating habits.

March 30 is National Integration Day, a date that seeks to reinforce the importance of unity between the different regions of Brazil, promoting the strengthening of national identity and the construction of a more integrated country. The date was established by Law No. 5,607 of 1970, with the aim of highlighting the need for public policies that integrate the national territory and ensure balanced development between the different regions of the country.
National Integration Day is an opportunity to reflect on the cultural, economic and social diversity of Brazil and how each part of the country contributes to the formation of national identity. Over the years, Brazil has strived to promote greater equality of opportunities between regions, ensuring access to resources and infrastructure essential for economic growth and the well-being of its population.
On this date, events and actions are held that seek to strengthen integration policies, focusing on topics such as regional development, transport infrastructure, education and health, in addition to reinforcing respect for the country's different cultures and traditions.

March 30 is Zero Waste Day, a date dedicated to promoting sustainable practices and encouraging the reduction, reuse and recycling of waste. The initiative aims to raise awareness among the population about the environmental impacts of waste and the importance of adopting a more conscious lifestyle that minimizes waste generation and promotes the responsible use of natural resources.
The Zero Waste movement has gained strength in recent years, with the aim of transforming the way we deal with waste, encouraging the adoption of more sustainable habits in everyday life, such as responsible consumption, proper disposal of waste and the use of reusable materials. The date is an opportunity to educate and mobilize society around the urgent need to reduce the amount of solid waste generated, which has a negative impact on the environment and biodiversity.
Various events and activities around the world are held on International Zero Waste Day, including educational campaigns, workshops and community actions to promote waste reduction and people's engagement in more sustainable practices.

March 30 is Bipolar Disorder Day, an important date to raise awareness about this mental condition, which affects millions of people around the world. The goal of the day is to promote understanding about the challenges faced by those living with bipolar disorder, reduce the stigma related to mental health and encourage the search for proper diagnosis and treatment.
Bipolar disorder is characterized by extreme mood swings, which range from episodes of deep depression to periods of mania or hypomania. These episodes can profoundly affect daily life, impacting the work, relationships and emotional well-being of individuals. However, with appropriate treatment, which includes medication and psychological support, many people are able to lead full and productive lives.
World Bipolar Disorder Day is an opportunity for health professionals, patients, family members and mental health organizations to come together to share information, stories of overcoming difficulties and promote educational campaigns.

March 29 is the Anniversary of Salvador, a historic date for the capital of Bahia, which was founded on March 29, 1549 by Tomé de Souza, the first governor-general of Brazil. The city, which began as a small village, has become one of the largest and most important cultural centers in the country, and is recognized for its ethnic, musical and religious diversity.
Salvador is known for its rich cultural heritage, which includes samba de roda, axé, candomblé and other manifestations that date back to the colonial era. The city is also the birthplace of great icons of Brazilian music, such as Caetano Veloso, Gilberto Gil, Chico Buarque, among others. In addition, the historic center of Salvador, with its famous pillories, churches and colonial mansions, is a World Heritage Site, recognized by UNESCO.
The anniversary celebrations include a program full of parties, musical performances, traditional dances and cultural events in various parts of the city.

March 29 is the Birthday of Curitiba, a date that marks the anniversary of the capital of Paraná. Founded on March 29, 1693, the city began as a small town and, over the centuries, has transformed into one of the most modern and innovative metropolises in Brazil.
The city is recognized for its contemporary architecture, planned public spaces and, especially, for its urban solutions, such as the integrated public transport system, which serves as a model for other cities around the world. In addition, Curitiba stands out for its commitment to sustainability, with green areas and parks that are a reference in the quality of life of its inhabitants.
On this special day, the city holds a series of cultural, social and artistic events to celebrate its anniversary. The streets are filled with celebrations, with music, dance and theater performances, as well as exhibitions that portray the rich history of the capital of Paraná. The celebrations also include urban revitalization actions and celebration of Curitiba traditions, such as typical festivals that highlight local cuisine.

March 28th is Proofreader's Day, a date dedicated to honoring professionals who perform the important role of proofreading texts and images, looking for errors in syntax, spelling, punctuation and other aspects related to written and visual communication.
These professionals need to have an extensive vocabulary and a deep knowledge of Portuguese grammar to ensure the accuracy and clarity of texts. Their work is essential in communication and information companies, where publishing error-free materials is crucial to maintaining the credibility and quality of production.
Proofreaders also play a fundamental role in book publishers, being responsible for reading and correcting manuscripts before they are printed and published. Their meticulous work ensures that the final content is free of errors, ensuring that the message is conveyed effectively and professionally.
Proofreader's Day is an opportunity to recognize the work of these professionals, whose contributions are often invisible, but essential to the creation of content that stands out for its quality and accuracy.

March 28 is Layout Designer Day in Brazil, to recognize the essential work of professionals responsible for the layout and revision of texts and images. This date is dedicated to honoring those who work in graphic design, harmoniously organizing visual elements on a page or screen.
Layout designers play a crucial role in both digital media and printed content, such as newspapers, magazines and books. They are responsible for organizing texts, images and other visual elements, always looking for the best format to make reading more enjoyable and efficient. Their work involves decisions about fonts, arrangement of elements and use of colors, in order to ensure a clear and attractive presentation of information.
The date is a tribute to Aldus Manutius, a 15th century Venetian typographer and publisher, famous for his innovations in typographic design and the creation of easy-to-read fonts. His contribution to typography and graphic design has become a reference for professionals in the field.

March 27 is Theater Day, a date dedicated to celebrating the art of theater and its relevance to culture and society. Established in 1961 by the International Theater Institute (ITI), the date was chosen to highlight the role of theater in strengthening artistic expressions and promoting reflection on social, political and human issues.
World Theater Day is marked by events and performances that take place in various parts of the world, bringing together actors, directors, playwrights and lovers of the performing arts. In many cities, theater companies hold special performances, workshops and debates to promote the exchange of experiences and access to theater, one of the oldest and most universal forms of art.
In addition, the day is an opportunity to remember the importance of theater as an instrument of social transformation and preservation of cultural memory. Every year, the International Message for World Theatre Day is read, a text written by a leading figure in world theatre, which addresses current issues and reflects on the impact of this art form on society.
This day not only celebrates the history and contribution of theatre to culture, but also highlights the resilience and innovation of artists who continue to keep the flame of this performing tradition alive.

March 27 is Circus Day in Brazil, a date that celebrates the tradition of this cultural manifestation that enchants people of all ages. The choice of the date dates back to the birth of Benjamin Rabier, one of the most important circus artists in the country, who had a great influence on the popularization of the circus in Brazil.
Circus Day is an opportunity to recognize the historical and cultural value of the circus, which, over the years, has been a space of magic, laughter and also reflection. Since the beginning of the 19th century, the circus has been consolidating itself as one of the main entertainment shows, with its performances full of acrobatics, clowns, trapeze artists and jugglers.
In addition to being a form of popular art, the circus also represents the struggle of circus artists, who face challenges in their profession. In many cities in Brazil, Circus Day is celebrated with special presentations and events that revive this tradition, keeping the spirit of the circus alive amidst the cultural transformations of society.

March 26 Mercosur Day, the date that marks the signing of the Treaty of Asunción in 1991, an agreement that established the Southern Common Market (Mercosur). The regional bloc was created to strengthen economic, political and social cooperation among member countries, promoting the free movement of goods, services and people.
Mercosur began with Argentina, Brazil, Paraguay and Uruguay and, over the years, has expanded its partnerships to include Venezuela (currently suspended) and Bolivia, which is in the process of joining. In addition, countries such as Chile, Colombia and Peru participate as associated states.
On this date, several events and debates are held to discuss the bloc's advances and challenges, including trade, cultural integration and regional mobility. Mercosur Day reinforces the importance of cooperation among South American countries for the economic development and political stability of the region.

March 26 is Epilepsy Awareness Day, known as Purple Day. The date aims to inform the population about epilepsy, reduce the stigma surrounding the condition and support people living with the disease.
Created in 2008 by Canadian Cassidy Megan, Purple Day encourages the use of the color purple as a symbol of solidarity and awareness. Epilepsy affects around 50 million people worldwide, according to the World Health Organization (WHO), and is characterized by abnormal electrical discharges in the brain, causing epileptic seizures.
On March 26, several actions are promoted globally, such as lectures, educational campaigns and lighting up monuments with the color purple. The focus is to combat myths, encourage early diagnosis and ensure greater inclusion and quality of life for people with epilepsy.

March 26 is the day of the city of Porto Alegre, marking the founding of the capital of Rio Grande do Sul in 1772. The date celebrates the rich history of the city, which has become one of the main cultural, political and economic centers of Brazil.
During the festivities, several events are held, including artistic presentations, cultural activities and tributes to the people of Porto Alegre. The city, known for its hospitality and strong gaucho influence, stands out for its traditional chimarrão (chimarrão), beautiful landscapes on the banks of the Guaíba River and its vibrant cultural scene.
Porto Alegre's anniversary is also a time to reflect on the city's challenges and advances, promoting debates on urban development, sustainability and quality of life. With more than two centuries of history, Porto Alegre continues to be a symbol of identity and pride for its residents.

March 26 is Cocoa Day, honoring one of the most important and appreciated ingredients in the world: cocoa. Essential for the production of chocolate, this raw material has great economic, cultural and historical importance, especially for producing countries, such as Brazil.
The date highlights the relevance of cocoa cultivation, which boosts agriculture and generates jobs, especially in the southern region of Bahia, the largest producer in the country. In addition, it reinforces the need for sustainable practices in production, ensuring environmental preservation and fair conditions for workers.
During the celebrations, events and initiatives promote the conscious consumption of chocolate, highlighting the quality of artisanal products and the social impact of cocoa farming. The date is also an invitation for chocolate lovers to enjoy this delicacy with more knowledge about its origins.

March 26 is Create Your Own Holiday Day, encouraging people to use their creativity to come up with personalized holidays. The idea is simple: anyone can establish a holiday based on something they love, such as a hobby, a special moment or even a fun concept.
The celebration was created to stimulate imagination and promote moments of relaxation. Many people use the day to create unusual holidays, such as "Chocolate Popcorn Day" or "Walk in Colorful Socks Day." Companies and organizations can also join in, launching themed campaigns and interactive challenges.
In addition to the fun side, the date also highlights how new traditions can be formed and even gain relevance over time. After all, many popular holidays today began as simple ideas. If you could create a holiday, what would it be?

March 25 is the day of the Annunciation of the Lord. The date marks the moment when the angel Gabriel announced to the Virgin Mary that she would conceive Jesus Christ, according to the biblical account in the Gospel of Luke. This event is considered one of the most important in the Christian faith, as it symbolizes the beginning of the incarnation of Christ.
The celebration takes place exactly nine months before Christmas, reinforcing the connection between the Annunciation and the birth of Jesus. The festival is widely observed by the Catholic Church, Orthodox Church and some Protestant denominations, with special masses, prayers and reflections on the meaning of this divine announcement.
In many countries, the date is also associated with the appreciation of motherhood and life. In addition to its religious character, the Annunciation of the Lord inspires the faithful to reflect on faith, obedience and the mission of Mary in the plan of salvation.

March 25 is Court Officer Day in Brazil, a date dedicated to recognizing the importance of these professionals in the functioning of the judicial system. Court officers play a fundamental role in executing court orders, such as summons, subpoenas and warrants, ensuring that justice is served efficiently.
The profession requires technical preparation, impartiality and, often, courage, as court officers often work in delicate situations, such as evictions, arrests and repossessions. In addition, they face daily challenges, such as the lack of security while carrying out their duties.
The date is a time to value these professionals and reinforce the need for better working conditions, security and recognition of the category. Several entities and associations promote events and debates to discuss the demands of the class and highlight their essential role in guaranteeing the rights of the population.

March 25 is Solidarity with Detained or Missing Persons Day, a day dedicated to raising awareness about human rights and the fight against arbitrary detentions and enforced disappearances. The day seeks to give visibility to victims of this type of violation, which often occurs in authoritarian regimes, armed conflicts and political persecution.
International human rights organizations use the occasion to demand justice, demand investigations and provide support to families seeking answers about missing loved ones. The day also reinforces the need to ensure that deprivation of liberty occurs within the principles of international law, without torture or inhumane treatment.
Around the world, events, debates and awareness-raising campaigns are held to remind people of the importance of solidarity with victims and their families, as well as to pressure governments to ensure justice and transparency.

March 25 is the day of the Arab Community in Brazil. The date was established to recognize the cultural, social and economic influence of Arab immigrants and their descendants in the country. Since the end of the 19th century, Arabs from Lebanon, Syria and other countries in the region have contributed significantly to trade, politics, cuisine and various areas of Brazilian development.
The celebration seeks to value Arab heritage and traditions, promoting cultural, gastronomic and academic events in several cities in Brazil. In addition, it reinforces ties between Brazil and Arab countries, strengthening diplomatic and commercial relations. The Arab-Brazilian community is one of the largest in the world and plays a fundamental role in the country's cultural diversity.

March 25 is Aeronautical Specialists' Day in Brazil, honoring professionals who perform essential technical and operational functions within the Brazilian Air Force (FAB). These specialists work in several areas, such as aircraft maintenance, air traffic control, weapons, communications and logistics, ensuring the full functioning of air operations.
The date was chosen in reference to the creation of the School of Aeronautical Specialists (EEAR) in 1941, responsible for training these highly qualified professionals. The work of these specialists is essential for the safety and efficiency of military aviation activities, becoming a strategic pillar for the defense of national airspace.
On this day, ceremonies, tributes and events are held within FAB units to recognize the dedication and importance of these military personnel. Aeronautical Specialists' Day reinforces the commitment of these professionals to excellence and technological innovation in Brazilian aviation.

March 25 is the feast day of Saint Dismas, honoring the saint known as "the Good Thief". According to Christian tradition, Dismas was one of the thieves crucified alongside Jesus Christ and, upon showing repentance and recognizing Jesus as the Savior, received the promise that he would be in Paradise that same day.
The story of Saint Dismas is told in the Gospel of Luke (23:39-43), where he rebukes the other thief, known as Gestas, and asks Jesus to remember him in his Kingdom. This act of faith and humility led the Catholic Church to recognize him as a saint, and he is considered a symbol of redemption and divine mercy.
On March 25, the faithful hold prayers and celebrations in his honor, reflecting on forgiveness and the possibility of change until the last moment of life. Saint Dismas is also considered the patron saint of repentant prisoners and the dying, and is remembered in masses and novenas dedicated to his intercession.

March 24 is the day of the Right to the Truth for Victims of Gross Human Rights Violations, a date established by the UN to reaffirm the importance of justice, memory and transparency in the face of crimes against humanity.
The date was chosen in honor of Archbishop Óscar Romero of El Salvador who was assassinated in 1980 for denouncing abuses committed during the country's civil war. He became a symbol of the fight for human rights and the truth.
The day reinforces the need to investigate and disclose the truth about extrajudicial executions, forced disappearances and torture that occurred in several countries. Governments, organizations and activists hold events, debates and tributes to raise awareness in society about the importance of preserving the memory of victims and ensuring that such crimes are not repeated.

March 23 is Acupuncturist's Day, a date dedicated to recognizing the importance of these professionals in promoting health and well-being. Acupuncture, an ancient practice of traditional Chinese medicine, is used to treat various health conditions, such as chronic pain, anxiety and emotional disorders, through the stimulation of strategic points on the body.
The celebration highlights the growing acceptance of acupuncture within integrative medicine and its recognition by health organizations, such as the World Health Organization (WHO). In addition, the date reinforces the need for regulation and appreciation of the profession in several countries, ensuring safety and quality in the treatments offered to the population.
In various parts of the world, events, lectures and free services are held to raise awareness about the benefits of acupuncture and encourage the search for qualified professionals.

March 23 is Teachers' Minimum Wage Day, a date that reinforces the importance of valuing education professionals in Brazil. The minimum wage for teachers was established by Law No. 11,738 of 2008, guaranteeing a minimum amount to be paid to basic education teachers throughout the country.
The date serves to raise awareness about the need for better working conditions and fair pay for educators, who play an essential role in the education of new generations. In addition, movements and entities linked to education take advantage of the day to demand adjustments and updates to the minimum wage, ensuring that teachers receive a decent salary that is compatible with their responsibility in society.
Several actions, debates and demonstrations are promoted in different states to reinforce the fight for more investment in education and for the appreciation of the teaching career.