Civic Remembrance History observances

11 November — anniversary of the 1918 Armistice and annual commemoration of Victory and Peace

11 November annually · France / national commemoration and public holiday

French official remembrance guidance cites the 1922 law fixing the annual Victory and Peace commemoration on 11 November, the anniversary of the 1918 Armistice; current law also extends the…

15 July Democracy and National Unity Day

15 July annually · Türkiye / national democracy and unity commemoration

The Presidency of the Republic of Türkiye Directorate of Communications uses the official name 15 July Democracy and National Unity Day and organized the 2026 national commemoration on July…

15 March National Holiday — 1848–49 Revolution and War of Independence

15 March annually · Hungary / national holiday

Hungary’s constitutional framework identifies 15 March as a national holiday commemorating the 1848–49 Revolution and War of Independence.

17 February Revolution anniversary

17 February · Libya — Government of National Unity commemoration context

Libyan News Agency reporting of Government of National Unity 2026 official commemoration programme

19 July national holiday / anniversary of the Sandinista Popular Revolution

19 July · Nicaragua / mandatory national holiday

Nicaragua’s January 2026 official-gazette reform of Labor Code article 66 lists 19 July among mandatory national holidays with paid rest.

20 August — celebration of the founding of the State / Saint Stephen’s Day

20 August · Hungary / national and official state holiday

Hungary’s diplomatic service identifies 20 August as the national holiday and official state holiday commemorating the foundation of the state and King Stephen I (Saint Stephen).

23 October national holiday

23 October annually · Hungary / national civic observance

Hungary’s government memorial-day authority states that Act VIII of 1991 declared 23 October an official national holiday and that the Fundamental Law confirmed its status; the date also ma…

5 November — Consolidation of the Separation of Panama from Colombia / Colón patriotic commemoration

5 November · Panama — national patriotic observance with official ceremonies in Colón

Presidency of Panama official 5 November 2025 patriotic ceremonies in Colón

Abai Day

10 August · Kazakhstan commemorative date

Government of Kazakhstan

Abolition of Slavery

1 February · Mauritius / statutory public holiday

Mauritius Prime Minister’s Office public-holiday schedules repeatedly list Abolition of Slavery on 1 February.

Adwa Victory Day

2 March annually · Ethiopia / national public holiday

Ethiopia’s Proclamation No. 1334/2024 lists March 2 as Adwa Victory Day, a celebrated national holiday, and provides for nationwide observance.

African Liberation Day (African Day)

25 May in The Gambia official holiday list · The Gambia / official holiday-list terminology

The official Government of The Gambia holiday list names May 25 as African Liberation Day (African Day).

Ak Kalpak Day

5 March each year · Kyrgyzstan

National Investment Agency under the President states Ak Kalpak Day is celebrated annually on 5 March and centers Kyrgyz cultural heritage

Amelia Earhart birthday anniversary

24 July 1897 · United States / aviation-history commemoration alias

The Smithsonian records Amelia Earhart’s birth in Atchison, Kansas, on July 24, 1897. The SEO title is therefore bounded to her birthday anniversary unless a separate authority establishes…

American Red Cross founding anniversary

21 May 1881 founding date; anniversary context · American Red Cross / organizational history

The American Red Cross states that Clara Barton founded the organization on May 21, 1881. The evidence supports a founding anniversary, not a formal national observance named “National Amer…

Anexión del Partido de Nicoya

25 July annually · Costa Rica; national commemoration of the Annexation of the Partido de Nicoya

Costa Rica’s Ministry of Public Education marks 25 July as the anniversary of the Annexation of the Partido de Nicoya.

Annexation of the Partido de Nicoya

25 July · Costa Rican mandatory paid public holiday

Costa Rica Ministry of Labour and Social Security

Anniversary of D.D. Palmer’s first chiropractic adjustment

18 September 1895 · Palmer College / chiropractic history

Palmer College states that D.D. Palmer performed the first chiropractic adjustment on September 18, 1895 in Davenport, Iowa. The page title should be framed as a profession-history annivers…

Anniversary of the Arengo

25 March annually · San Marino / national holiday calendar

San Marino official sources list 25 March as the Anniversary of the Arengo of 1906, alongside the Feast of the Militias.

Anniversary of the Battle of Las Piedras

18 May; 215th anniversary in 2026 · Uruguay / national historical commemoration

Uruguay’s Presidency documented the 215th anniversary commemoration of the Battle of Las Piedras on 18 May 2026 and described its place in the country’s independence-era history.

Anniversary of the beginning of the Mexican Revolution

20 November; 115th anniversary in 2025 · Mexico / national historical commemoration

The Presidency of Mexico commemorated the 115th anniversary of the Mexican Revolution on 20 November 2025 and identifies 20 November 1910 as the beginning of the revolutionary movement.

Anniversary of the Beginning of the Wars of Independence

10 October · Cuba / national commemoration day

Cuba’s official tourism information lists October 10 as the anniversary of the beginning of the Wars of Independence and a national commemoration day.

Anniversary of the Birth of Hamilton Lavity Stoutt

9 March 2026; historical government guidance describes the first Monday in March · British Virgin Islands / territorial public holiday

The Virgin Islands Cabinet’s 2026 holiday calendar lists 9 March 2026 for the Anniversary of the Birth of Hamilton Lavity Stoutt. Earlier government pages describe the recurring public holi…

Anniversary of the Coronation of H.M. King George Tupou I

4 December anniversary; observed Monday 7 December 2026 · Tonga national public holiday with statutory observed-date rules

Prime Minister’s Office, Kingdom of Tonga

Anniversary of the Fall of Fascism and Freedom Day

28 July annually · San Marino / national holiday calendar

San Marino official holiday calendars list 28 July as the Anniversary of the Fall of Fascism and Freedom Day.

Anniversary of the founding of the Communist Party of China

1 July · China

Chinese official diplomatic communications mark the CPC founding anniversary on 1 July

Anniversary of the liberation of Auschwitz

27 January · Auschwitz-Birkenau / Holocaust remembrance context

The Auschwitz-Birkenau State Museum states that the camp was liberated on 27 January 1945 and documents the 81st anniversary of liberation on 27 January 2026.

Anniversary of the Liberation of the Republic from Alberonian occupation

5 February annually · San Marino / national holiday calendar

San Marino’s official holiday information lists 5 February as the anniversary of liberation of the Republic from Cardinal Alberoni’s occupation, together with the feast of Saint Agatha.

Anniversary of the proclamation of the Republic of Niger

18 December; Republic anniversary, not the current National Day designation after the 2023 legal change · Niger / national historical civic anniversary

Niger government material commemorates the Republic anniversary on 18 December. A 2023 Council of Ministers communiqué restored 3 August, Independence Day, as the country’s Fête Nationale,…

Anniversary of the Ratification of the 1783 Treaty of Paris

14 January for the anniversary of the 1784 U.S. ratification · U.S. historical commemoration of Treaty of Paris ratification

The White House issued a 14 January 2026 presidential message on the anniversary of ratification of the 1783 Treaty of Paris, and Maryland State Archives records the treaty’s ratification i…

Anniversary of the Recovery of Oued Ed-Dahab

14 August annually · Morocco / national holiday calendar

Morocco’s official national-holiday page lists 14 August as the Anniversary of the Recovery of Oued Ed-Dahab.

Anniversary of the Revolution of the King and the People

20 August annually · Morocco / national holiday calendar

Morocco’s official national-holiday page lists 20 August as the Anniversary of the Revolution of the King and the People; royal materials provide the national historical framing.

Anniversary of the Statute of Westminster

11 December annually · Canada / federal commemorative and flag protocol

Canadian Heritage states that the anniversary of the Statute of Westminster is celebrated each year on December 11 and describes the associated federal flag protocol.

Anniversary of the Victory of the Battle of Boquerón

29 September · Paraguay / Boquerón historical civic commemoration

The Government of Boquerón commemorates 29 September as the anniversary of the victory of the Battle of Boquerón and honors the heroes of the Chaco War.

Anniversary of Vietnam’s August Revolution

19 August annually · Vietnam national historical commemoration

Vietnam News Agency’s current 2026 coverage explicitly marks 19 August 2026 as the 81st anniversary of the August Revolution of 19 August 1945.

Anti-Fascist Struggle Day

22 June annually · Croatia / national public holiday

Croatia’s current Holidays Act lists 22 June as Anti-Fascist Struggle Day among the Republic’s holidays and non-working days; the foreign ministry’s 2026 calendar also lists it on 22 June.

Antigua and Barbuda Independence Day

1 November · Antigua and Barbuda

The Organization of American States’ current country page lists Antigua and Barbuda National Independence Day as 1 November.

Anzac Day

25 April · Australian national day of commemoration

Australian War Memorial

Apolinario Mabini Day

23 July annually · Special working holiday in Tanauan City, Batangas, Philippines

Republic Act No. 9430 / Senate of the Philippines Legislative Reference

Appomattox surrender anniversary / Surrender and Freedom Day commemoration

9 April anniversary; NPS 2026 programs ran 8–12 April with 9 April marking the 161st anniversary · U.S. Civil War historical commemoration centered on Appomattox Court House National Historical Park

The National Park Service documents the 9 April 1865 surrender and runs an annual Surrender and Freedom Day anniversary program. “Appomattox Day” is treated as an inventory shorthand, not a…

Araw ng Kagitingan (Day of Valor)

9 April · Philippine regular holiday; “Bataan Day” is a common/legacy English label

Philippine Presidential proclamation and official legal sources

Archbishop Janan Luwum Day

16 February · Ugandan public-holiday observance

Ministry of Foreign Affairs, Republic of Uganda

Argentina Independence Day

9 July · Argentina

The Organization of American States’ current country page lists Argentina National Independence Day as 9 July.

Arizona Statehood Day

14 February; Arizona admitted as a state in 1912 · Arizona, United States / statehood anniversary

The Arizona Memory Project of the State of Arizona Research Library identifies 14 February as Arizona Statehood Day and records that President Taft signed the statehood bill on 14 February…

Armed Forces Day

16 May 2026 edition verified · United States / armed-forces recognition observance

The White House issued a Presidential Message on Armed Forces Day dated May 16, 2026, recognizing members of the Army, Navy, Air Force, Marine Corps, Coast Guard and Space Force.

Armed Forces Day

27 June 2026 · United Kingdom

The official UK Armed Forces Day site lists Armed Forces Day 2026 on 27 June and publishes events across the country.

Armed Forces Day

6 October in the 2026 official national-holiday calendar · Egypt / national holiday

The Presidency of Egypt’s National Holidays 2026 page lists Armed Forces Day on 6 October and identifies the date with 6 October 1973.

Armed Forces Day

27 March; 81st anniversary on 27 March 2026 · Myanmar / current government commemoration

Myanmar’s President’s Office records the 81st Anniversary of Armed Forces Day on 27 March 2026.

Armed Forces Flag Day

7 December · India

Government of India material identifies 7 December as Armed Forces Flag Day and describes it as an annual day connected with honouring armed-forces personnel and supporting welfare initiati…

Armistice 1918

11 November 2026 · Martinique / French legal-holiday calendar

France’s Service Public table lists Armistice 1918 on Wednesday 11 November 2026 among the national legal holidays that apply in the overseas framework.

Armistice 1918

11 November 2026 · Saint-Barthélemy / French legal-holiday calendar

France’s Service Public table lists Armistice 1918 on Wednesday 11 November 2026 among the national legal holidays that apply in the overseas framework.

Armistice 1918

11 November · French Guiana / French overseas legal-holiday framework

France’s official Service-Public holiday tables list Armistice 1918 on 11 November in the overseas legal-holiday framework, supporting the fixed date applicable to French Guiana within that…

Arrival of Indentured Labourers

2 November · Mauritius public holiday and national commemoration

Government of Mauritius

Asom Divas (Su-Ka-Pha Divas)

2 December · Assam government cultural/state observance

Government of Assam Department of Cultural Affairs

Auckland Anniversary Day

Actual anniversary date 29 January; observed Monday 26 January in 2026 · Auckland, New Zealand / provincial anniversary observance

Employment New Zealand’s 2026 anniversary-date table lists Auckland’s actual anniversary date as 29 January and the 2026 observed date as Monday 26 January.

Auckland Anniversary Day as observed in Northland

Actual date 29 January; observed Monday 26 January in 2026 · New Zealand / Northland regional anniversary practice

New Zealand Government’s 2026 regional-anniversary table groups Northland with Auckland, showing an actual date of 29 January and an observed date of Monday, 26 January 2026, while noting t…

Augsburger Hohes Friedensfest (Augsburg High Peace Festival)

8 August annually · Augsburg, Germany / municipal public holiday

The City of Augsburg states that the Hohe Friedensfest is observed annually on 8 August as a municipal holiday applying only within Augsburg city limits, and that it is unique in Germany.

August 30 Victory Day

30 August · Türkiye / national commemoration

The Republic of Türkiye Ministry of Foreign Affairs publishes presidential messages for August 30 Victory Day and identifies August 30 with the decisive 1922 victory in the War of Independe…

Australia Day

26 January · Australian national day; 2026 government observance on 26 January

Australian Government Department of the Prime Minister and Cabinet

Battle for the Liberation of Manila anniversary context

3 February–3 March 1945 battle; 3 February anchors the beginning of the liberation battle · Manila, Philippines / World War II remembrance

The National Historical Commission of the Philippines’ Memorare Manila 1945 marker identifies the Battle for the Liberation of Manila as running from February 3 to March 3, 1945. The SEO ti…

Battle of Pichincha / Batalla de Pichincha

24 May; official 2026 commemoration on 24 May · Ecuador / national civic commemoration and holiday framework

Ecuador’s National Assembly identifies 24 May as the Battle of Pichincha commemoration, and its holiday-law guidance identifies 24 May as the underlying Battle of Pichincha holiday date sub…

Battle of the Alamo anniversary / Dawn at the Alamo commemoration

6 March anniversary; 190th anniversary in 2026 · Texas historical commemoration centered on the Alamo

The Alamo’s official 2026 commemoration program marks 6 March as the anniversary of the 1836 Battle of the Alamo, including Dawn at the Alamo and memorial events.

Battle of the Boyne (Orangemen’s Day)

12 July annually; 13 July 2026 is the substitute bank holiday · Northern Ireland / UK bank-holiday calendar

GOV.UK lists the Battle of the Boyne (Orangemen’s Day) for Northern Ireland and shows Monday 13 July as the 2026 substitute bank holiday because 12 July falls on a Sunday.

Belize Independence Day

21 September · Belize

The Organization of American States’ current country page lists Belize National Independence Day as 21 September.

Benito Juárez birth-anniversary observance / statutory March holiday

Third Monday in March; 16 March in 2026, commemorating the 21 March birth anniversary · Mexico / federal statutory rest-day context

Mexico’s Diario Oficial de la Federación identifies 16 March 2026 as the third Monday in March observed in commemoration of Benito Juárez’s birth anniversary under the Federal Labor Law.

Benjamin Harrison birth anniversary

20 August 1833 (birth-anniversary anchor) · United States / Benjamin Harrison historical remembrance

The White House Historical Association and National Park Service record Benjamin Harrison’s birth on 20 August 1833. These sources support a birth-anniversary anchor, not a nationally desig…

Bennington Battle Day

16 August annually · Vermont, United States / state legal holiday and Revolutionary War commemoration

Vermont statute 1 V.S.A. §371 lists Bennington Battle Day on 16 August as a legal holiday, and the Vermont historic-preservation agency documented the 2026 commemoration.

Bhutan National Day

17 December · Bhutan

Bifocals At The Monitor Liberation Day

1 December · United States / creator-defined informal Wellcat observance

Thomas and Ruth Roy’s first-party Wellcat Holidays calendar lists Bifocals At The Monitor Liberation Day on December 1 and identifies Wellcat Holidays as their created, copyrighted holiday…

Bill of Rights Day

15 December · United States commemorative observance

U.S. presidential proclamation / GovInfo

Birth Anniversary of Bangabandhu Sheikh Mujibur Rahman / National Children’s Day (former Bangladesh holiday context)

17 March (documented in 2024 holiday lists; no longer present on current 2026 list) · Bangladesh / former state-holiday and National Children’s Day framework documented through 2024

Official Bangladesh mission holiday lists for 2024 include March 17 as the birth anniversary of Bangabandhu Sheikh Mujibur Rahman and National Children’s Day, while the current 2026 Banglad…

Birth anniversary of Dr. B. R. Ambedkar

14 April · India

India’s Press Information Bureau reported official observance of Dr. B. R. Ambedkar’s birth anniversary on 14 April 2026.