- Number of holidays
- 18
- Day of the year
- 264
- Days left in the year
- 101
International Day of Peace was established by the UN General Assembly in 1981 and observed annually on September 21 to dedicate a day to the strengthening of peace ideals — the date calls for a 24-hour global ceasefire and non-violence. Yom Kippur is the Day of Atonement — the holiest day in the Jewish calendar — observed with a 25-hour fast, communal prayer, and sincere repentance for sins of the past year, culminating in the blowing of the shofar at nightfall. Armenia Independence Day marks September 21, 1991, when Armenia voted in a national referendum to declare independence from the Soviet Union. Belize Independence Day marks September 21, 1981, when Belize gained independence from Britain, becoming the last mainland country in the Americas to do so.
All Holidays On September 21
Wife Appreciation Day
Yom Kippur
Armenia Independence Day
Belize Independence Day
Escapology Day
Mabon
Malta Independence Day
Miniature Golf Day
National Cat & Dog Gut Health Awareness Day
National Chai Day
National Garage Condo Day
National Pecan Cookie Day
Telegraph Pole Appreciation Day
World Alzheimer’s Day
World Gratitude Day
About September 21
September 21 Q&As
What is the most popular holiday on September 21?
On September 21, International Day of Peace is the most globally recognized observance, established by the UN in 1981 for a 24-hour global ceasefire. Yom Kippur is the most widely observed religious holiday, the holiest day in the Jewish calendar, and Armenia Independence Day is the most significant national holiday, marking September 21, 1991.
What countries celebrate holidays on September 21?
September 21 observances span Armenia (Armenia Independence Day), Belize (Belize Independence Day), Malta (Malta Independence Day), Jewish communities worldwide (Yom Kippur), and the U.S., which hosts Miniature Golf Day and Fairtrade Fortnight. International Day of Peace is observed globally.
What awareness days are on September 21?
September 21 includes International Day of Peace, established by the UN in 1981 to call for a 24-hour global ceasefire, and National Jeans for Genes Day, the Australian fundraising event for genetic research.