2021
Institutional decision
National Treat Your Pet Day
The dated creator-provided announcement was published on October 25, 2021.
Evergreen date guide
What is celebrated on October 25?
See the observances and verified observance-history milestones attached to October 25. 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.
2018
First observance
National Fine Art Appreciation Day
RoGallery described October 25, 2018 as the first annual Fine Art Appreciation Day.
2016
Institutional decision
15 July Democracy and National Unity Day
The TBMM proceedings are dated 25 October 2016 and record passage of the relevant amendment.
2012
First observance
World Spina Bifida and Hydrocephalus Day
IF describes first worldwide celebration and contemporaneous European Parliament events.
2001
Institutional decision
Independence Day of the Republic of Croatia
The 2001 amending law records adoption by the Croatian Parliament on 25 October 2001.
1990
Institutional decision
Day of the Restoration of the State of Lithuania
The official legal record dates Law No. I-712 to October 25, 1990.
1990
Institutional decision
Day of the State (Coronation of King Mindaugas)
The official legal record dates Law No. I-712 to October 25, 1990.
1965
Reviewed depth
Other in-depth guides on October 25
Source-backedFixed AnnualIn-depth guide
International Artist Day
The International Artist Day site identifies October 25 as the observance date and says founder Chris MacClure launched the initiative in 2004.
Source-backedFixed AnnualIn-depth guide
National Fine Art Appreciation Day
RoGallery’s October 16, 2018 creator account says it created the first annual National Fine Art Appreciation Day for October 25, chosen because it is Pablo Picasso’s birthday; later current…
Source-backedRule Based AnnualIn-depth guide
National Tight End Day
NFL material documents the origin and league recognition of National Tight End Day; NFL team material describes it as observed on the fourth Sunday in October.
Source-backedFixed AnnualIn-depth guide
Philippine Military Academy Foundation Day / founding anniversary
The Philippine Military Academy traces its institutional roots to the Academia Militar established on 25 October 1898; Philippine government communications mark the academy’s founding anniv…
Source-backedFixed AnnualIn-depth guide
World Pasta Day
International Pasta Organisation material verifies October 25, the first World Pasta Day in Naples in 1998 and annual continuation; exact establishing body/date rationale remain unresolved.
Source-backedFixed AnnualIn-depth guide
World Spina Bifida and Hydrocephalus Day
International Federation for Spina Bifida and Hydrocephalus (IF)
Explore the mix
All topics →Topics represented on October 25
6 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
International Artist Day
The International Artist Day site identifies October 25 as the observance date and says founder Chris MacClure launched the initiative in 2004.
Source-backedFixed AnnualIn-depth guide
National Fine Art Appreciation Day
RoGallery’s October 16, 2018 creator account says it created the first annual National Fine Art Appreciation Day for October 25, chosen because it is Pablo Picasso’s birthday; later current…
Source-backedRule Based AnnualIn-depth guide
National Tight End Day
NFL material documents the origin and league recognition of National Tight End Day; NFL team material describes it as observed on the fourth Sunday in October.
Source-backedFixed AnnualIn-depth guide
Philippine Military Academy Foundation Day / founding anniversary
The Philippine Military Academy traces its institutional roots to the Academia Militar established on 25 October 1898; Philippine government communications mark the academy’s founding anniv…
Source-backedFixed AnnualIn-depth guide
World Pasta Day
International Pasta Organisation material verifies October 25, the first World Pasta Day in Naples in 1998 and annual continuation; exact establishing body/date rationale remain unresolved.
Source-backedFixed AnnualIn-depth guide
World Spina Bifida and Hydrocephalus Day
International Federation for Spina Bifida and Hydrocephalus (IF)
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 →