Civic Remembrance History observances

Restauration de la République

31 December annually; 31 December 2026 listed as an official holiday · Canton of Geneva, Switzerland / cantonal official holiday

The Canton of Geneva’s official holiday calendar lists Restauration de la République on 31 December, including 31 December 2026 and subsequent calendars.

Restoration of Independence Day

20 May · Timor-Leste

The Government of Timor-Leste’s 2026 commemoration material marks 20 May 2026 as the 24th anniversary of the Restoration of Independence. The published search title is treated as a common-l…

Revolt of Khordad 15

15 Khordad in Iran’s Solar Hijri calendar; 5 June in 2026 · Iran / national public holiday commemorating the 15 Khordad uprising

JETRO’s 2026 Iran holiday calendar lists 15 Khordad Bloody Uprising on June 5. Because the observance is defined in Iran’s Solar Hijri calendar, the Gregorian mapping should be resolved for…

Rhode Island Independence Day

4 May annually · Rhode Island, United States / state independence commemoration

Rhode Island government sources state that 4 May each year is established as Rhode Island Independence Day, commemorating the General Assembly’s 4 May 1776 Act renouncing allegiance to the…

Rizal Day

30 December · Philippine regular holiday

Philippine Presidential proclamation and Republic Act 8491

RMS Titanic sinking anniversary

15 April · International maritime-history remembrance / Titanic sinking anniversary

NOAA records that RMS Titanic sank on 15 April 1912 after striking an iceberg in the North Atlantic.

Ronald Reagan Day

6 February annually in California · California state-designated day of special significance in education

The California Department of Education states that 6 February of each year is designated and set apart as Ronald Reagan Day pursuant to Education Code section 37222, with schools encouraged…

Russia Day

12 June · Russian Federation — state holiday

Official website of the President of Russia

Rwanda Liberation Day

4 July · Rwanda

Saba Saba Day

7 July · Tanzanian public holiday

Government of Tanzania diplomatic missions

Saint Damien de Veuster Day

10 May every year · Hawaii, United States / statutory commemorative day; not a state holiday

Hawaii Revised Statutes §8-8 designates May 10 of each year as Saint Damien de Veuster Day and expressly provides that the day is not a state holiday; the 2010 amendment replaced the older…

Saint Lucia Independence Day

22 February · Saint Lucia

The Organization of American States’ current country page lists Saint Lucia National Independence Day as 22 February.

Salvation Army U.S. arrival anniversary

10 March 1880 (U.S. arrival anniversary anchor) · United States / Salvation Army historical anniversary

The Salvation Army’s own U.S. history records 10 March 1880 as the date its work officially arrived in the United States. That supports a historical anniversary anchor, not a statutory nati…

San Francisco’s official birthday anniversary

29 June · San Francisco, California / city founding-anniversary context

National Park Service historical documentation states that 29 June 1776 marked the first Mass associated with the settlement and that 29 June remains San Francisco’s official birthday.

San Jacinto Day

21 April · Texas state holiday / recognition day

Texas Government Code §662.003(b), catalogued by the Texas Legislative Reference Library

Sant Guru Kabir Jayanti (Prakat Diwas)

29 June in 2026 (Himachal Pradesh official calendar) · India / Hindu observance; cited current state-government calendar is Himachal Pradesh

Himachal Pradesh’s official 2026 holiday calendar places Sant Guru Kabir Jayanti (Prakat Diwas) on 29 June 2026; the Gregorian date varies by lunar-calendar year.

Sarawak Day

22 July · Sarawak state public holiday and official state commemoration

Sarawak Premier’s Department

Semana Morazánica

Begins from the first Wednesday of October under Decree 78-2015; yearly administrative schedules should be rechecked · Honduras combined October civic-holiday period

Honduras transparency material cites Legislative Decree 78-2015, which moved the October 3, 12 and 21 civic holidays under the name Semana Morazánica, beginning from the first Wednesday of…

Senate of the Philippines founding anniversary

16 October; first convened 16 October 1916 · Philippines / Senate institutional history

The Senate of the Philippines states that the Philippine Legislature, including the Senate, was inaugurated on 16 October 1916; Senate centennial material treats 16 October as the chamber’s…

Serfs' Emancipation Day

28 March · Tibet Autonomous Region, China / government-designated commemoration

China's State Council Information Office says the Tibet Autonomous Region legislature designated March 28 as Serfs' Emancipation Day in 2009.

Sette Giugno

7 June · Malta national holiday

Government of Malta

Seward’s Day

30 March in Alaska’s 2026 state-holiday calendar · Alaska, United States; state holiday

Alaska DMV’s official state-holiday calendar lists Seward’s Day on 30 March 2026.

Shivaji Jayanti

19 February 2026 · India / 2026 Central Government office holiday calendar reference (Assam)

The Controller of Defence Accounts Guwahati lists Shivaji Jayanti on 19 February 2026 among restricted holidays for Central Government administrative offices in Assam.

Silver Star Service Banner Day

1 May; congressional resolutions have supported specific-year designations · U.S. military-service commemoration honoring wounded or ill service members and veterans

Congressional resolutions have expressed support for designating May 1 as Silver Star Service Banner Day, including Senate action for May 1, 2015 and House Resolution 855 supporting May 1.

Sinai Liberation Day

25 April annually · Egypt / national Sinai liberation commemoration

Egypt’s State Information Service states that the anniversary of Sinai Liberation is commemorated on April 25 each year; the 2026 presidential address marked the 44th anniversary.

Singapore Armed Forces (SAF) Day

1 July annually · Singapore / armed-forces commemoration

Singapore’s Ministry of Defence documents SAF Day on 1 July and states that SAF Day Combined Rededication Ceremonies have been held annually since 1 July 1987.

Slovak National Uprising anniversary

29 August 2026 verified (82nd anniversary) · Slovakia / national commemorative event

Slovakia’s Ministry of Defence documented nationwide 82nd-anniversary celebrations of the Slovak National Uprising in Banská Bystrica on 29 August 2026.

Solomon Islands Independence Day

7 July · Solomon Islands

Somalia Independence Day

1 July annually · Somalia / national independence commemoration

Somalia’s Ministry of Foreign Affairs states that Somalia celebrates Independence Day every year on 1 July, also marking the union of the northern and southern regions in 1960.

Southern Africa Liberation Day

23 March each year · Southern African Development Community (SADC) region

SADC says its 2018 Summit endorsed 23 March as Southern Africa Liberation Day and that SADC commemorates it every year on that date.

Southland Anniversary Day

Observed Tuesday 7 April 2026; actual anniversary 17 January · Southland, New Zealand / Employment New Zealand 2026 guidance

Employment New Zealand’s 2026 table lists Southland’s actual anniversary as 17 January and the observed date as Tuesday 7 April 2026.

Soviet Occupation Day (Georgia)

25 February annually; 25 February 2026 current commemoration · Georgia / national remembrance

Georgia’s Ministry of Foreign Affairs states that 25 February was officially designated Soviet Occupation Day by a resolution of Parliament.

Space Exploration Day

20 July 2026 in the cited U.S. presidential message · U.S. presidential commemoration tied to space exploration and the Apollo 11 anniversary

GovInfo records a presidential message titled for Space Exploration Day with event date 20 July 2026, providing current federal executive-branch evidence for the named commemoration.

Spirit of ’45 Day

Second Sunday in August; 9 August in 2026 · United States / World War II generation commemoration

A U.S. congressional concurrent resolution supports observance of Spirit of ’45 Day on the second Sunday in August

Spiritual Baptist Shouter Liberation Day

30 March annually · Trinidad and Tobago / public holiday

Trinidad and Tobago public authorities identify 30 March as Spiritual Baptist Shouter Liberation Day; the national library records that the annual holiday commemorates repeal of the prohibi…

Sretenje — Serbian Statehood Day

15 February annually · Serbia / national holiday

The Serbian Government identifies 15 February as Serbian Statehood Day (Sretenje), commemorating the 1804 uprising and 1835 constitution.

Sri Ramakrishna Jayanti / Janma-tithi

19 February in 2026 · Ramakrishna Math and Ramakrishna Mission / annual tithi-based birthday observance

Belur Math states that Sri Ramakrishna’s 191st birthday tithipuja was celebrated on February 19, 2026 according to the Vishuddha Siddhanta almanac. The Gregorian date is edition-specific be…

St. George’s Caye Day

10 September 2026 · Belize / public and bank holiday

Belize’s Government Press Office 2026 holiday notice lists Thursday, 10 September 2026 as St. George’s Caye Day under the Holidays Act.

State Inauguration Day

1 December · Nagaland statehood/inauguration commemoration; historically listed as a state general holiday

Government of Nagaland

State Independence Day of the Republic of Tajikistan

9 September annually; 2025 presidential observance verified · Tajikistan / national independence observance

The President of Tajikistan’s official site marked 9 September 2025 as the anniversary of State Independence and states that Tajikistan declared independence on that date in 1991.

Statehood Day

25 June · Slovenia / national holiday

The Government of Slovenia lists June 25 as Statehood Day among national holidays and explains that it commemorates the June 25, 1991 statehood decisions associated with independence.

Statehood Day of Arunachal Pradesh

20 February · Arunachal Pradesh, India

Statehood Day of Bosnia and Herzegovina / Dan državnosti Bosne i Hercegovine

25 November · Bosnia and Herzegovina historical/statehood commemoration

The Presidency of Bosnia and Herzegovina archives official National/Statehood Day commemorative material tied to the 25 November 1943 ZAVNOBiH anniversary.

Statehood Day of Montenegro

13 July annually · Montenegro / national statehood observance

The Government of Montenegro identifies July 13 as Statehood Day and explains the date as a symbol of Montenegrin statehood.

Stephen Foster Memorial Day

13 January annually · United States / federal commemorative observance

36 U.S.C. §140 authorizes an annual presidential proclamation designating January 13 as Stephen Foster Memorial Day and describes appropriate commemorative programs.

Stonewall Uprising anniversary

28 June anniversary of the uprising’s beginning in 1969 · United States / Stonewall National Monument historical commemoration

The National Park Service states that the Stonewall uprising began in the early hours of 28 June 1969 and continued for several nights.

Susan B. Anthony birthday / legacy anniversary

15 February birthday anniversary · United States / women’s-rights historical anniversary

The National Park Service records Susan B. Anthony’s birth date as 15 February 1820. The inventory title is scoped to that birthday/legacy anniversary rather than an asserted nationwide pub…

Swiss National Day

1 August annually · Switzerland / national holiday

The Swiss Federal Department of Foreign Affairs states that 1 August is the Swiss national holiday and that the day commemorates the Federal Charter of 1291.

Sámi National Day

6 February annually · Sámi / Sápmi; official flag-day recognition in Norway

Norwegian government sources identify 6 February as Sámi National Day; Norway also recognizes it as an official flag day, with the date recalling the first Sámi congress in Trondheim in 191…

Take Down Tobacco National Day of Action

1 April 2026; annual organizer-led campaign · United States / youth tobacco-prevention campaign

The Campaign for Tobacco-Free Kids identifies Take Down Tobacco National Day of Action as its signature annual day and lists April 1 for the 2026 event.

Taranaki Anniversary Day

Observed Monday 9 March 2026; actual anniversary 31 March · Taranaki, New Zealand / Employment New Zealand 2026 guidance

Employment New Zealand’s 2026 table lists Taranaki’s actual anniversary as 31 March and its observed date as Monday 9 March 2026.

Temotu Province public holiday

8 June 2026 · Temotu Province, Solomon Islands / 2026 provincial public holiday

The Solomon Islands Gazette No. 157 appoints 8 June as the Temotu Province public holiday for 2026.

Tennessee Statehood Day

1 June; 230th statehood anniversary in 2026 · Tennessee, United States / statehood anniversary

The Tennessee State Museum, a state institution, identifies 1 June as Statehood Day and marked Tennessee’s 230th birthday in 2026.

Territory Day

1 July annually · Northern Territory, Australia / civic self-government celebration

The Northern Territory’s official Territory Day site says Territory Day is celebrated every year on 1 July and links the date to the start of Northern Territory self-government in 1978.

Terry Fox Day

First Monday in August · Manitoba statutory observance

Legislative Assembly / Laws of Manitoba

Texas Independence Day

2 March annually · Texas, United States / official state partial-staffing holiday

The Texas State Library lists Texas Independence Day on 2 March as an official partial-staffing state holiday; the Texas Comptroller’s FY2027 schedule also lists it on 2 March.

The Compassionate Friends Worldwide Candle Lighting

Second Sunday of December · worldwide remembrance observance for children who have died

The Compassionate Friends; annual remembrance begun in 1997

The Salvation Army Founders' Day

2 July · The Salvation Army / founding anniversary

Salvation Army International Headquarters identifies 2 July as Founders’ Day and anchors it to the beginning of the movement on 2 July 1865.

The Yang di-Pertuan Agong’s Birthday

1 June 2026 · Malaysia / 2026 official holiday calendar

Malaysia’s Ministry of Foreign Affairs 2026 public-holiday listing gives Monday, 1 June 2026 for the Yang di-Pertuan Agong’s Birthday.

Thomas Jefferson's birthday

13 April annually · United States / federal birthday commemoration

36 U.S.C. §141 requires an annual proclamation inviting observance of April 13 in commemoration of Thomas Jefferson's birthday.

Throne Day

30 July · Morocco national royal commemoration

Official Kingdom of Morocco portal

Tibetan National Uprising Day

10 March · Central Tibetan Administration / Tibetan diaspora commemoration

The Central Tibetan Administration publishes annual Kashag statements on March 10 for Tibetan National Uprising Day, commemorating the events of March 10, 1959.

Time of Remembrance and Reconciliation for Those Who Lost Their Lives During the Second World War

8 May · United Nations / international observance

A/RES/59/26

Trafalgar Day

21 October annually · Royal Navy / Battle of Trafalgar remembrance

The Royal Navy describes Trafalgar Day on 21 October as an annual commemoration and the most important day in HMS Victory’s calendar.

Transgender Day of Remembrance

20 November annually · International LGBTQ community remembrance observance / GLAAD reference

GLAAD identifies Transgender Day of Remembrance as recognized annually on 20 November.

Trinidad and Tobago Independence Day

31 August · Trinidad and Tobago

The Organization of American States’ current country page lists Trinidad and Tobago National Independence Day as 31 August.

Triumph of the Cuban Revolution anniversary

1 January · Cuba / national revolutionary anniversary

Cuba's official tourism information lists January 1 as the anniversary of the Triumph of the Cuban Revolution among national days celebrated each year.

Triumph of the Sandinista Popular Revolution

19 July · Nicaragua / national commemoration of the 1979 Sandinista Revolution

Nicaragua’s official gazette and National Assembly materials identify 19 July as the anniversary of the Triumph of the Sandinista Popular Revolution, tied to the 1979 overthrow of the Somoz…

Trooping the Colour

Annual June ceremony; exact edition date should be rechecked each year · United Kingdom; Royal Household ceremonial event marking the Sovereign’s official birthday

The Royal Household describes Trooping the Colour as an annual June ceremony marking the Sovereign’s official birthday.

Truman Day

8 May each year · Missouri state holiday/commemorative day

Missouri Revised Statutes / Office of the Governor

U Tirot Sing Day / Death Anniversary of U Tirot Sing

17 July · Meghalaya state holiday and remembrance

Government of Meghalaya

U.S. Air Force Reserve Birthday

14 April · United States / Air Force Reserve

Air Force Reserve Command materials mark 14 April 2026 as the Air Force Reserve’s 78th anniversary.