2026
Later action
Haiti Independence Day
Confirmed continuing official national commemoration of Independence Day on January 1.
Evergreen date guide
What is celebrated on January 1?
See the observances and verified observance-history milestones attached to January 1. Each observance keeps its own source and date details.
Verified history
Today in history →On this date in observance history
Selected observance milestones connected to this date, based on reviewed sources.
2021
Institutional decision
National Borinqueneers Day
The sources establish the 2020 resolution and the FY2021 NDAA enactment date; they are kept as distinct steps.
2021
Later action
National Borinqueneers Day
Expressed congressional support for designation of National Borinqueneers Day and recognition of the 65th Infantry Regiment.
2018
Later action
Commemoration of the abolition of slavery — French Guiana
Current Labour Code treatment lists 10 June in French Guiana as a public holiday for the commemoration of the abolition of slavery.
2018
Later action
Commemoration of the abolition of slavery — Guadeloupe
Current Labour Code treatment lists 27 May in Guadeloupe as a public holiday for the commemoration of the abolition of slavery.
2018
Later action
Commemoration of the abolition of slavery — Martinique
Current Labour Code treatment lists 22 May in Martinique as a public holiday for the commemoration of the abolition of slavery.
2018
Later action
Commemoration of the abolition of slavery — Saint-Barthélemy
Current Labour Code treatment lists 9 October in Saint-Barthélemy as a public holiday for the commemoration of the abolition of slavery.
2018
Later action
Commemoration of the abolition of slavery — Saint-Martin
Current codified law lists 27 May in Saint-Martin as a public holiday for commemoration of the abolition of slavery.
Reviewed depth
Other in-depth guides on January 1
Source-backedFixed AnnualIn-depth guide
Calennig
Museum Wales and Wales.com identify Calennig as a traditional Welsh New Year custom on 1 January, including documented door-to-door rhymes, gifts and decorated-apple traditions.
Source-backedFixed AnnualIn-depth guide
Global Family Day
Congressional records document January 1, Linda Grover’s central role and repeated congressional support for Global Family Day / One Day of Peace and Sharing without creating a federal stat…
Source-backedFixed AnnualIn-depth guide
Haiti Independence Day
Haitian government material confirms the January 1, 1804 independence basis and current national commemoration; OAS current country data corroborates January 1.
Source-backedFixed AnnualIn-depth guide
New Year’s Day
5 U.S.C. §6103 lists New Year’s Day, January 1, as a legal public holiday for the federal system; OPM applies the federal observed-day rules, while Congressional Research Service history tr…
Source-backedFixed AnnualIn-depth guide
Sudan Independence Day
Sudan’s official government portal announced 1 January 2026 as a nationwide official holiday for the 70th anniversary of the declaration of independence.
Source-backedFixed AnnualIn-depth guide
Triumph of the Cuban Revolution anniversary
Cuba Travel currently lists January 1 as the Anniversary of the Triumph of the Cuban Revolution among Cuba’s national remembrance days and holidays, with work-recess rules subject to statut…
Explore the mix
All topics →Topics represented on January 1
7 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Calennig
Museum Wales and Wales.com identify Calennig as a traditional Welsh New Year custom on 1 January, including documented door-to-door rhymes, gifts and decorated-apple traditions.
Source-backedFixed AnnualIn-depth guide
Global Family Day
Congressional records document January 1, Linda Grover’s central role and repeated congressional support for Global Family Day / One Day of Peace and Sharing without creating a federal stat…
Source-backedFixed AnnualIn-depth guide
Haiti Independence Day
Haitian government material confirms the January 1, 1804 independence basis and current national commemoration; OAS current country data corroborates January 1.
Source-backedFixed AnnualIn-depth guide
New Year’s Day
5 U.S.C. §6103 lists New Year’s Day, January 1, as a legal public holiday for the federal system; OPM applies the federal observed-day rules, while Congressional Research Service history tr…
Source-backedFixed AnnualIn-depth guide
Sudan Independence Day
Sudan’s official government portal announced 1 January 2026 as a nationwide official holiday for the 70th anniversary of the declaration of independence.
Source-backedFixed AnnualIn-depth guide
Triumph of the Cuban Revolution anniversary
Cuba Travel currently lists January 1 as the Anniversary of the Triumph of the Cuban Revolution among Cuba’s national remembrance days and holidays, with work-recess rules subject to statut…
Source-backedFixed AnnualIn-depth guide
World Day of Peace
The Holy See’s 1 January 2026 Angelus states that the World Day of Peace has been celebrated on 1 January since 1968; the Pope’s current peace message confirms the 2026 edition.
How dates are selected
This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.
Read the methodology →