Armed Forces Day (Croatia)

A national observance in Croatia honoring the service and sacrifice of the Croatian Armed Forces.
Armed Forces Day in Croatia is celebrated each year on May 28 to honor the dedication and sacrifices of the Croatian military personnel. The holiday commemorates the day the Croatian Armed Forces were officially established in 1991 during the Homeland War. Various ceremonies, parades, and wreath-laying events take place at military monuments and memorials across the country. Families of service members and veterans pay tribute to those who served in defense of Croatian independence. The president and defense minister often attend formal events at the Ministry of Defense headquarters. Educational programs in schools highlight the role of the armed forces in Croatia’s history and security. This day fosters national pride and gratitude toward the soldiers who safeguard the nation.
Armed Forces Day (Croatia)

Christianfeast day:

Bernard of Menthon, Germain of Paris, John Calvin(Episcopal Church), Lanfranc, Margaret Pole, William of Gellone, May 28 (Eastern Orthodox liturgics)

A collective feast day honoring several Christian saints recognized across different traditions.
May 28 brings a Christian feast day that honors a distinguished group of saints recognized in different traditions. Bernard of Menthon is celebrated as the patron of mountaineers and founder of hospices in the Alps. Saint Germain of Paris is remembered for his pastoral care and peacemaking in 6th century France. John Calvin’s commemoration in the Episcopal Church reflects his profound influence on Protestant theology. Lanfranc of Canterbury, Margaret Pole, and William of Gellone are venerated for their service and faith across Europe. Eastern Orthodox liturgics observes several other saints on this date, enriching the day's spiritual tapestry. Church services, prayers, and vespers mark the feast, inviting the faithful to reflect on the saints’ enduring legacies.
feast day Bernard of Menthon Germain of Paris John Calvin Episcopal Church Lanfranc Margaret Pole William of Gellone May 28 (Eastern Orthodox liturgics)

Downfall of the Derg(Ethiopia)

An annual commemoration in Ethiopia marking the end of the Derg military regime in 1991.
The Downfall of the Derg is celebrated every May 28 in Ethiopia to honor the overthrow of the Marxist-Leninist military junta. On this day in 1991, the Ethiopian People's Revolutionary Democratic Front captured Addis Ababa, ending the Derg’s authoritarian rule. This pivotal event restored hope for democracy and set the stage for a transitional government. Festivities include cultural performances, speeches by political leaders, and community gatherings across the nation. Ethiopians reflect on the sacrifices made during the civil war and the regime’s brutal famines and purges. Educational programs and media coverage revisit the Derg era’s history to promote national unity and reconciliation. The commemoration reinforces the value of freedom and democratic governance for future generations.
Downfall of the Derg Ethiopia

Flag Day (Philippines)

A national observance in the Philippines celebrating the country’s flag and its significance.
Philippine Flag Day is observed each year starting May 28 and lasting until National Flag Day on June 12. The date was chosen to commemorate the first unfurling of the Philippine flag after the triumph at the battle of Alapan in 1898. During this period, government offices and private establishments are encouraged to display the national flag. Ceremonies include flag-raising events, parades, and cultural presentations highlighting Philippine heritage. Schools organize educational activities to teach students about the flag’s history, colors, and symbols. The public is reminded of the flag’s role in embodying the Filipino people’s struggle for freedom and independence. Flag Day fosters national pride and unity as citizens pay homage to the enduring symbol of the nation.
Flag Day (Philippines)

Menstrual Hygiene Day

An international awareness day dedicated to improving menstrual hygiene and breaking taboos.
Menstrual Hygiene Day is celebrated globally on May 28 to raise awareness about the importance of good menstrual health. Established by the NGO WASH United in 2013, the day advocates for access to sanitary products, education, and hygiene facilities. The date 28 symbolizes the average 28-day menstrual cycle and the 5 days of menstrual bleeding. On this day, NGOs, governments, and communities organize workshops, campaigns, and social media events to destigmatize menstruation. Educational programs empower girls and women to manage menstrual health safely and with dignity. Key topics include sustainable products, water and sanitation, and policy changes to ensure menstrual equity. The international campaign unites partners worldwide to achieve better health, education, and rights for women and girls.
Menstrual Hygiene Day

Republic Day (Nepal)

A national holiday in Nepal commemorating the proclamation of the Federal Democratic Republic in 2008.
Republic Day in Nepal is observed annually on May 28 to celebrate the country’s transition to a federal democratic republic in 2008. The day marks the abolition of the monarchy and the establishment of a republican form of government. Official ceremonies include flag hoisting, military parades, and public addresses by the president and other leaders. Cultural programs showcasing Nepal’s diverse ethnic traditions are organized in Kathmandu and other regions. Citizens participate in street festivals, fairs, and community events that foster national unity and pride. Educational institutions host discussions on Nepal’s political history and the significance of republican governance. Republic Day reflects the nation’s commitment to democracy, inclusion, and progress for all Nepalis.
Republic Day (Nepal)

TDFR Republic Day, celebrates the declaration of independence of theFirst Republic of Armeniaand theAzerbaijan Democratic Republicfrom theTranscaucasian Democratic Federative Republicin 1918. (AzerbaijanandArmenia)

A historic observance marking the 1918 declaration of two republics from the Transcaucasian Democratic Federative Republic.
On May 28, 1918, both Armenia and Azerbaijan declared independence from the short-lived Transcaucasian Democratic Federative Republic. This pivotal moment led to the formation of the First Republic of Armenia and the Azerbaijan Democratic Republic. Though the federative state collapsed after only a month, each new republic asserted national sovereignty. Azerbaijan continues to celebrate May 28 as Republic Day, commemorating its emergence as the first secular democratic republic in the Muslim world. In Armenia, the day is remembered by historians and cultural groups as the birth of modern Armenian statehood. Events include wreath-laying at historical monuments, scholarly lectures, and cultural performances. This commemoration underscores the enduring legacy of statehood and independence in both nations’ modern histories.
TDFR Republic Day First Republic of Armenia Azerbaijan Democratic Republic Transcaucasian Democratic Federative Republic Azerbaijan Armenia

Youm-e-Takbir(Pakistan)

Pakistan's national observance marking the country's successful nuclear tests in 1998.
Youm-e-Takbir, observed on May 28 in Pakistan, commemorates the nation’s first public nuclear weapon tests in 1998. The term translates to 'Day of Greatness,' reflecting Pakistan’s assertion of nuclear capability. Civil and military leaders deliver speeches praising the scientific achievement and its impact on national security. Ceremonies include flag-raising, parades, and seminars on nuclear science and peaceful applications of atomic energy. Media channels broadcast documentaries and interviews with the scientists and engineers behind the tests. Educational institutions hold symposiums to discuss nuclear safety, non-proliferation, and Pakistan’s defense strategy. Youm-e-Takbir highlights the intersection of technology, geopolitics, and national pride in Pakistan’s modern history.
Youm-e-Takbir Pakistan

Bernard of Menthon

The feast day of Saint Bernard of Menthon, the patron saint of mountaineers.
Saint Bernard of Menthon was a medieval monk who founded hospices to aid travelers crossing the Alps. Celebrated on May 28 in the Catholic Church, his feast day honors his compassion and service to pilgrims. He is revered as the patron saint of mountaineers, skiers, and alpine guides. Communities near mountain regions hold special Masses, processions, and blessings for those venturing into high altitudes. The Saint Bernard dog breed is often associated with his hospices and rescue missions in alpine terrain. Devotees pray for protection and guidance in challenging journeys, drawing inspiration from Bernard’s legacy. His feast invites reflection on hospitality, charity, and the human spirit’s endurance in nature’s heights.
Bernard of Menthon

Germain of Paris

The feast day of Saint Germain of Paris, a 6th-century bishop known for his piety and peacemaking.
Saint Germain of Paris served as bishop in the early medieval period and is celebrated on May 28. He became known for his dedication to the poor, social justice, and reconciliation among feuding factions. Under his guidance, the Church of Saint Vincent (later Saint-Germain-des-Prés) became a center of spiritual life in Paris. Pilgrims and parishioners attend special liturgies, prayers, and charitable activities in his honor. Stories of his miracles and interventions for the disenfranchised are recounted in sermons and devotional texts. His leadership during times of political unrest has made him a symbol of peace and pastoral care. The feast day encourages acts of charity and solidarity within communities, reflecting Germain’s enduring influence.
Germain of Paris

John Calvin(Episcopal Church)

Feast day in the Episcopal Church commemorating theologian John Calvin, a leading figure of the Protestant Reformation.
John Calvin was a French theologian and pastor who played a central role in the development of Reformed theology. Born in 1509, he authored the influential Institutes of the Christian Religion and helped shape church governance. The Episcopal Church observes his feast on May 28 as a Lesser Feast. Worship services often include readings from his writings and hymns reflecting his teachings. This day invites reflection on scripture, faith, and community life in light of Calvin’s legacy.
John Calvin Episcopal Church

Lanfranc

Feast day honoring Lanfranc, Archbishop of Canterbury and scholar, remembered for his leadership in the English Church.
Lanfranc was an 11th-century Benedictine monk who became Archbishop of Canterbury under William the Conqueror. Renowned for his legal acumen and scholarly works, he reformed church administration and strengthened monastic life. He died on May 28, 1089, and is commemorated for his dedication to ecclesiastical order and education. Liturgical observances on this day may include prayers, readings, and hymns highlighting his contributions. His feast encourages reflection on scholarship, governance, and faith.
Lanfranc