Wikipedia:Selected anniversaries/August 11
August 11: Independence Day for Chad (1960)
- 480 BC - Persians under Xerxes defeated Spartans under King Leonidas in the Battle of Thermopylae. The Spartans fought to the last man.
- 1919 - The constitution of the Weimar Republic was adopted.
- 1965 - Watts Riots started six days of rioting in Los Angeles, California.
- 1970 - A patent for the spork was issued to the Van Brode Milling Company.
- 2003 - NATO took over command of the peacekeeping force in Afghanistan, marking its first major operation outside Europe in its 54-year-history.