International Day of Education
Exact action/adoption date of the establishing instrument in the reviewed institutional/legal source.
See the observances and verified observance-history milestones attached to December 3. Each observance keeps its own source and date details.
Selected observance milestones connected to this date, based on reviewed sources.
Exact action/adoption date of the establishing instrument in the reviewed institutional/legal source.
Moved the remembrance observance from 29 April to 30 November (or, when appropriate, the first day of the regular Conference session) beginning in 2016; 29 April became OPCW Day.
The Congressional Record daily digest records agreement to S.Res.337 on December 3, 2009.
Consolidated the official flag-day list from 1 January 2005 and continued 4 July as HM Queen Sonja’s birthday while repealing the older stand-alone regulations.
The United Nations Yearbook records that the first International Day of Disabled Persons was held on 3 December 1992 and was later recalled with satisfaction by the General Assemb…
Foral Law 18/1985, published in the Spanish Official State Gazette
A/RES/47/3
Foral Law 18/1985, published in the Spanish Official State Gazette
A/RES/47/3
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.
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