301: San Marino, one of the smallest nations in the world and the world’s oldest republic still in existence, founded by Saint Marinus

1650: Battle of Dunbar; Oliver Cromwell’s English New Model Army defeats Scottish force in surprise attack

1783: Treaty of Paris signed in Paris ends the American Revolutionary War between Great Britain and United States of America

1791: French Revolution: The new French Constitution, declaring France a constitutional monarchy, is passed by the National Assembly

1900: With a proclamation by General Lord Roberts, Britain annexes the Boer Republic of South Africa

1939: World War II: Britain declares war on Germany after invasion of Poland. France follows 6 hours later quickly joined by Australia, New Zealand, South Africa & Canada

1944: Holocaust diarist Anne Frank sent to Auschwitz concentration camp [1]

1988: Estimated by this date 50,000 Kurdish civilians and soldiers killed by Iraq, many using chemical weapons, in aftermath of Iran-Iraq War

Source: Onthisday.com