International Migrants Day
A/RES/55/93
Awareness, rights, education, social causes, community participation and international advocacy observances.
A/RES/55/93
The Jane Goodall Institute documented its second annual International Mobile Phone Recycling Day on January 26, 2016; later JGI materials show campaign timing evolved, so the archived date…
A/RES/56/262
Minnesota government information identifies July 14 as International Non-Binary People's Day and notes it is not a federal or state-recognized holiday; Snohomish County describes it as obse…
National Today and EventGuide independently place International Peace & Love Day on July 7 each year.
Europeana describes International Public Domain Day as a yearly celebration drawing attention to materials entering the public domain and documents a multi-partner European celebration.
The OSCE Mission to Serbia documented International Right to Know Day on 28 September in partnership with public institutions, UNDP, journalists and transparency groups.
Council of Europe source verification / international Roma community observance
A 2026 UN Armenia/WFP release identifies International School Meals Day as 12 March 2026.
Great ShakeOut materials identify International ShakeOut Day as the third Thursday of October and promote earthquake drill participation
Canadian trademark records document the International STAND UP to Bullying Day name and Bully Help Initiatives’ use since 2007. Public calendars describe twice-yearly observance, but publis…
The European Students’ Union marks November 17 as International Students’ Day and ties the commemoration to the 1939 Nazi attack on Czech students and universities.
GLAAD identifies International Transgender Day of Visibility on 31 March and describes it as observed each year.
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A/RES/65/189
U.S. Navy/DVIDS material identifies March 1 as International Women of Color Day and notes recognition by the National Institute for Women of Color since 1986; University of Pennsylvania mat…
United Nations observance
Women’s International League for Peace and Freedom states that pacifist feminists established 24 May as International Women’s Day for Peace and Disarmament in the early 1980s.
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The OIF states that the Journée internationale de la Francophonie is celebrated every year around 20 March and documents the 20 March 2026 edition.
Japan’s Cabinet Office identifies Kodomo no Hi as a national holiday on 5 May under the national-holiday framework.
UNFCCC states that the Kyoto Protocol entered into force on 16 February 2005.
The League of Women Voters marks February 14 as its birthday, commemorating its founding in 1920. The SEO title is retained as an alias for that organizational anniversary.
NALC’s 2026 registration notice gives Saturday 9 May 2026, and its toolkit describes the annual food drive as occurring on the second Saturday in May.
The official Loud Shirt Day campaign lists 16 October 2026 and describes the annual fundraiser as supporting children who are deaf or hard of hearing through First Voice member organisation…
Points of Light documents Make A Difference Day as beginning in 1992 and taking place annually on the fourth Saturday in October.
The Malala Fund continues to use Malala Day around 12 July to amplify girls’ education and young people’s voices, building on Malala Yousafzai’s UN address.
The Idaho State Treasurer’s 2026 state-holiday calendar lists Martin Luther King Jr. Day / Idaho Human Rights Day on Monday 19 January 2026; Idaho court rules place the observance on the th…
Paramount’s official promotional campaign used 3 October as Mean Girls Day, including a 2023 TikTok release of the film; industry award documentation independently records the rights-holder…
A/RES/71/279
Philippine Proclamation No. 127 (2001) declares the last Thursday of November through the first Wednesday of December of every year thereafter as Mindanao Week of Peace.
Mozambique’s Government Portal lists 7 April as Dia da Mulher Moçambicana and links the holiday to remembrance of Josina Machel.
NAACP’s official history states that the organization was born on 12 February 1909. This verifies the founding-anniversary date but not a formal nationwide observance named “NAACP Day.”
Government of Canada / Canadian Heritage; celebrated since 1881 and recognized in federal law in 2003
National Adoption Day official coalition
National Day Archives records September 15 and credits World Civility Presidential Club with founding the observance in 2020; current awareness calendars retain September 15.
New York State hosted a 15 April 2026 event explicitly honoring National American Sign Language Day.
National Day Archives states that Semicolon Bookstore created National Black Literacy Day in February 2021 and that it takes place on February 14 each calendar year.
Multiple current observance references place the day on March 1 and attribute its establishment to the Black Women in Jazz organization/initiative.
Designetics states it created National Care for Kids Day to be held annually on September 20, and the Care for Kids organization lists the September 20, 2026 edition.
National Day Archives records October 5 and credits World Civility Presidential Club with founding the observance in 2020.
Public Health Agency of Canada; observed on the anniversary associated with major United Nations child-rights milestones
NAPCAN’s official 2026 campaign page dates National Child Protection Week to 6–12 September 2026 and states Australian Government Department of Social Services support.
The official NCDUK 2026 press material sets a week of action from 4–10 May 2026, ending on the day itself, while the organizer explains that the UK initiative intentionally uses a beginning…
The Human Rights Campaign identifies 11 October as National Coming Out Day and describes its history and purpose
Government of India Press Information Bureau / Department of Consumer Affairs
Dominica’s Ministry of Community Development states that National Day of Community Service is implemented on November 4 every year; the government portal lists it as a public holiday.
U.S. Senate resolutions designated 12 September as National Day of Encouragement in multiple years, including 2008 and 2011.
StoryCorps says it launched the National Day of Listening in 2008; its 2011 annual report describes it as an annual day held the day after Thanksgiving. Later StoryCorps material describes…
The current National Day of Reason campaign and American Humanist Association identify May 4 as the annual observance date; a 2026 U.S. House resolution also recognizes May 4, 2026 without…
NYU Special Collections’ archival finding aid documents a National Day of Solidarity with Muslim, Arab, and South Asian Immigrants event on 20 February 2002. That archival evidence is suffi…
A United Nations report records the Iraqi Prime Minister’s announcement that 6 March would henceforth be observed as the National Day of Tolerance and Coexistence following Pope Francis’s 2…
Reboot documents the National Day of Unplugging as a project it created and explains its purpose as a communal digital detox
Urban Rural Action states that the National Day of Dialogue was founded by Ideos Institute in 2022 and is now held annually during the second and third weeks of January, with event dates se…
The National DEI Day organizer site states that the observance is held each year on September 17, deliberately coinciding with U.S. Constitution Day and Citizenship Day.
Government civil-rights and local-government sources use National Disability Independence Day for July 26, commemorating the anniversary of the Americans with Disabilities Act.
A City of Huntsville proclamation identifies May 16 as National Do Something Good for Your Neighbor Day and credits Starr Valentino with beginning the observance in Atlanta in 2009.
Donate Life America states National Donate Life Blue & Green Day is observed on the second Friday of April each year; New York State health authorities documented the April 10, 2026 observa…
India’s Press Information Bureau states that National Education Day is celebrated every November 11 in honour of Maulana Abul Kalam Azad.
India’s Bureau of Energy Efficiency states that December 14 was declared National Energy Conservation Day and that the annual awards function is organized on December 14 each year.
National Day Archives states that Donald Adams of Finding Fathers, Inc. created the observance in 2020 and that it occurs on the fourth Sunday of June.
The National Freedom of Information Coalition states that Sunshine Week coincides with National Freedom of Information Day on 16 March, James Madison’s birthday.
The Girl Me Too organization identifies April 7 as National Girl Me Too Day and attributes the initiative to founder Symonia Montgomery.
The Women’s Sports Foundation identifies February 4, 2026 as National Girls & Women in Sports Day®, says it co-founded the observance, and describes itself as its national steward.
National Day Calendar’s proclamation archive states that Ketel One Botanical founded the observance in 2018 and set it annually for September 22.
National Day Calendar identifies Linda Eaton Hall-Fulcher as the founder of National Give Something Away Day in 2015 and records July 15 as the annual date.
The current National Good Neighbor Day organizer uses September 28. Historical congressional materials contain date-specific and fourth-Sunday recognition formulations, so the record does n…
Puget Sound Educational Service District identifies June 6 as National Higher Education Day and traces the 2015 founding to Izamar Olaguez and Marcie Hronis.
SAGE/National Resource Center materials identify May 16 as National Honor Our LGBT Elders Day; congressional resolutions have also recognized the observance.
Congress designated October 28, 1987 as National Immigrants Day and President Ronald Reagan proclaimed that specific 1987 date; the cited federal authority does not create a perpetual annua…
The Government of Canada identifies 21 June as National Indigenous Peoples Day and describes it as a day to recognize and celebrate the history, heritage, resilience and diversity of First…
Canadian Heritage uses National Indigenous Peoples Day for 21 June; archived federal material documents the earlier National Aboriginal Day name, so the public page title is retained as a l…