This is our day guide for Thursday August 21st 2025 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?
Holidays on August 21st 2025
Not a Public Holiday
Czech Republic: Day of Memory
A state holiday that commemorates those who lost their lives during the occupation of Czechoslovakia by Warsaw Pact troops that began in August 1968.
Morocco: Youth Day
Youth Day is celebrated on the birthday of the reigning monarch, Mohammed VI
Philippines: Ninoy Aquino Day
The holiday commemorates the assassination of former Senator Benigno 'Ninoy' Aquino, Jr. on August 21st 1983August 20th 2025 | Go to Today | August 22nd 2025
| Choose a Day |
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| General Information for August 21st 2025 | |
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| There are 3 public holidays today. | |
| Day 233 of 2025 | |
| 132 days left in 2025 | |
| Week 34 of the year | |
| On this Day in History | |
| 1911 - The Mona Lisa is stolen by a Louvre employee. | |
| 1865 - In the market square of Springfield, Missouri, Wild Bill Hickok shoots and kills Davis Tutt in what is regarded as the first western showdown. | |
| 1772 - King Gustav III completes his coup d'état by adopting a new Constitution, ending half a century of parliamentary rule in Sweden and installing himself as an enlightened despot. | |
| 365 - A tsunami devastates the city of Alexandria, Egypt. The tsunami was caused by the Crete earthquake estimated to be 8.0 on the Richter scale. Five thousand people perished in Alexandria, and 45,000 more died outside the city. |
Office Holidays provides calendars with dates and information on public holidays and bank holidays in key countries around the world.
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