2025
First observance
National PrEP Day
The first-party launch and independent Health Action report identify October 10, 2025 as the inaugural campaign day.
Evergreen date guide
What is celebrated on October 10?
See the observances and verified observance-history milestones attached to October 10. 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.
2020
First observance
World Animal Road Accident Awareness Day
CatsMatter published launch material in 2020, and its 2021 campaign article describes that year as the second official awareness day.
2020
First observance
World Plant-Based Burger Day
VeganBurg’s release was issued on October 10, 2020, states the company was celebrating its tenth anniversary that day and announces the observance as launched.
2013
First observance
International Stage Management Day
A contemporaneous report dated October 10, 2013 identifies that day as the first national Stage Management Day.
2010
First observance
World Homeless Day
The official site explicitly identifies the inaugural day as October 10, 2010.
2003
First observance
World Day Against the Death Penalty
The coalition states that the World Day was launched in 2003 and is observed every October 10; contemporaneous coalition-linked material documents the October 10, 2003 day of acti…
1992
First observance
World Mental Health Day
WHO records that World Mental Health Day was first observed in 1992 at the initiative of the World Federation for Mental Health.
1990
First observance
International Day for Disaster Risk Reduction
UN reporting on the International Decade records the first International Day for Natural Disaster Reduction on 10 October 1990.
Reviewed depth
Other in-depth guides on October 10
Source-backedFixed AnnualIn-depth guide
Anniversary of the Beginning of the Wars of Independence
Cuba’s official tourism portal lists 10 October as the Anniversary of the Beginning of the Wars of Independence and identifies it as a national commemoration date.
Source-backedRule Based AnnualIn-depth guide
Bookshop Day
The Booksellers Association sets Bookshop Day on the second Saturday in October. Contemporaneous BA releases identify 8 October 2016 as the first UK and Ireland Bookshop Day; the wider Book…
Source-backedFixed AnnualIn-depth guide
Curaçao Day
Curaçao’s official tourism organisation promotes 10 October celebrations explicitly as Curaçao Day, while a U.S. State Department message independently recognizes the observance on that dat…
Source-backedRule Based AnnualIn-depth guide
I Love Yarn Day
The Craft Yarn Council current page gives 10 October 2026 and says the celebration is held annually on the second Saturday in October.
Source-backedFixed AnnualIn-depth guide
International Stage Management Day
The Association of British Theatre Technicians, describing its Stage Management Association partner, states that International Stage Management Day is on 10 October each year.
Source-backedEdition SpecificIn-depth guide
Love Your Bookshop Day
The Australian Booksellers Association’s 2026 campaign pages set Love Your Bookshop Day for Saturday 10 October 2026.
Explore the mix
All topics →Topics represented on October 10
16 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Anniversary of the Beginning of the Wars of Independence
Cuba’s official tourism portal lists 10 October as the Anniversary of the Beginning of the Wars of Independence and identifies it as a national commemoration date.
Source-backedRule Based AnnualIn-depth guide
Bookshop Day
The Booksellers Association sets Bookshop Day on the second Saturday in October. Contemporaneous BA releases identify 8 October 2016 as the first UK and Ireland Bookshop Day; the wider Book…
Source-backedFixed AnnualIn-depth guide
Curaçao Day
Curaçao’s official tourism organisation promotes 10 October celebrations explicitly as Curaçao Day, while a U.S. State Department message independently recognizes the observance on that dat…
Source-backedRule Based AnnualIn-depth guide
I Love Yarn Day
The Craft Yarn Council current page gives 10 October 2026 and says the celebration is held annually on the second Saturday in October.
Source-backedFixed AnnualIn-depth guide
International Stage Management Day
The Association of British Theatre Technicians, describing its Stage Management Association partner, states that International Stage Management Day is on 10 October each year.
Source-backedEdition SpecificIn-depth guide
Love Your Bookshop Day
The Australian Booksellers Association’s 2026 campaign pages set Love Your Bookshop Day for Saturday 10 October 2026.
Source-backedRule Based AnnualIn-depth guide
National Chess Day
US Chess identifies National Chess Day on the second Saturday in October and traces it to a 1976 Ford-era cultural acknowledgment resulting from Bill Dodgen’s efforts; its Ford Library rese…
Source-backedFixed AnnualIn-depth guide
National Day of the Republic of China (Taiwan)
Current Taiwan government holiday information lists October 10 as National Day, and Presidential Office historical material connects the date to the Wuchang Uprising of October 10, 1911.
Source-backedRule Based AnnualIn-depth guide
National Motorcycle Ride Day
National Day Calendar records that Chad Geer of Dunlop Tire N.A. founded the observance in 2015 and that it occurs annually on the second Saturday in October; a Fulton County government cal…
Source-backedFixed AnnualIn-depth guide
National PrEP Day
MISTR and SISTR announced the first National PrEP Day for October 10, 2025. Independent health-sector reporting corroborated the launch, and a September 2026 Illinois legislative release de…
Source-backedFixed AnnualIn-depth guide
World Animal Road Accident Awareness Day
CatsMatter first-party pages establish World Animal Road Accident Awareness Day on October 10, identify the campaign as creator/current steward, document a 2020 launch cycle and continuing…
Source-backedFixed AnnualIn-depth guide
World Day Against the Death Penalty
World Coalition first-party material establishes an October 10 recurring day of action launched in 2003 and current annual coordination, including the 24th campaign in 2026; legal status in…
Source-backedFixed AnnualIn-depth guide
World Homeless Day
The official World Homeless Day site identifies October 10 as the annual date, October 10, 2010 as the inaugural observance and a collaborative online-discussion origin.
Source-backedRule Based AnnualIn-depth guide
World Hospice and Palliative Care Day
Current professional palliative-care material verifies the WHPCA-coordinated second-Saturday-in-October observance and 10 October 2026 date; published palliative-care history identifies the…
Source-backedFixed AnnualIn-depth guide
World Mental Health Day
WHO observance
Source-backedFixed AnnualIn-depth guide
World Plant-Based Burger Day
VeganBurg launched World Plant-Based Burger Day on October 10, 2020 as part of its tenth-anniversary campaign.
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 →