2015
First observance
National STEM/STEAM Day
The contemporaneous creator announcement published November 5, 2015 establishes November 8 as the new holiday and lists launch activities for that date.
Evergreen date guide
What is celebrated on November 8?
See the observances and verified observance-history milestones attached to November 8. 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.
2014
First observance
World Pianist Day
The official site says Ivan Manko-Vertogradov organized a series of World Pianist Day activities on November 8, 2014.
2012
First observance
International Day of Radiology
2012 professional material identifies November 8, 2012 as the first International Day of Radiology.
2007
Institutional decision
International Day of Democracy
The United Nations Digital Library record for A/RES/62/7 gives the action date as 8 November 2007.
2007
2004
Institutional decision
National Family Health History Day
The contemporaneous federal launch announcement is dated November 8, 2004 and records the declaration; no earlier internal decision date is inferred.
2001
Later action
Natalicio de José Gervasio Artigas
Addressed restoration of June 19 holiday status and directed public and education authorities to organize commemorative acts.
2001
First observance
Parents as Teachers Day
Parents as Teachers states that the day has been observed annually on November 8 since 2001.
Reviewed depth
Other in-depth guides on November 8
Source-backedFixed AnnualIn-depth guide
Cook Something Bold and Pungent Day
The first-party Wellcat Holidays calendar lists Cook Something Bold and Pungent Day on November 8 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed AnnualIn-depth guide
International Day of Radiology
European Society of Radiology (ESR), American College of Radiology (ACR) and Radiological Society of North America (RSNA)
Source-backedFixed AnnualIn-depth guide
National STEM/STEAM Day
The American Association of School Librarians notes that National STEM/STEAM Day was founded in 2015 by MGA Entertainment and is associated with 8 November.
Source-backedFixed AnnualIn-depth guide
Parents as Teachers Day
Parents as Teachers National Center identifies 8 November as Parents as Teachers Day; its earlier first-party announcement used “National Parents as Teachers Day” and says the observance ha…
Source-backedRule Based AnnualIn-depth guide
Remembrance Sunday
UK government and Royal British Legion material place Remembrance Sunday on the second Sunday in November; in 2026 that falls on 8 November.
Source-backedFixed AnnualIn-depth guide
World Pianist Day
The official World Pianist Day project identifies Ivan Manko-Vertogradov as creator, November 8, 2014 as the first edition and the 8×11/88-key date symbolism.
Explore the mix
All topics →Topics represented on November 8
8 observances
All observances on this date
Source-backedFixed AnnualIn-depth guide
Cook Something Bold and Pungent Day
The first-party Wellcat Holidays calendar lists Cook Something Bold and Pungent Day on November 8 and identifies the collection as created by Thomas and Ruth Roy.
Source-backedFixed AnnualIn-depth guide
International Day of Radiology
European Society of Radiology (ESR), American College of Radiology (ACR) and Radiological Society of North America (RSNA)
Source-backedFixed AnnualIn-depth guide
National STEM/STEAM Day
The American Association of School Librarians notes that National STEM/STEAM Day was founded in 2015 by MGA Entertainment and is associated with 8 November.
Source-backedFixed AnnualIn-depth guide
Parents as Teachers Day
Parents as Teachers National Center identifies 8 November as Parents as Teachers Day; its earlier first-party announcement used “National Parents as Teachers Day” and says the observance ha…
Source-backedRule Based AnnualIn-depth guide
Remembrance Sunday
UK government and Royal British Legion material place Remembrance Sunday on the second Sunday in November; in 2026 that falls on 8 November.
Source-backedFixed AnnualIn-depth guide
World Pianist Day
The official World Pianist Day project identifies Ivan Manko-Vertogradov as creator, November 8, 2014 as the first edition and the 8×11/88-key date symbolism.
Source-backedFixed AnnualIn-depth guide
World Radiography Day
Source-backedFixed AnnualIn-depth guide
World Town Planning Day
American Planning Association material states that Carlos María della Paolera started World Town Planning Day in Buenos Aires in 1949 and that it is observed every 8 November.
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 →