Wikipedia:Selected anniversaries/November 20
- Anniversary of the Revolution (1910), Zumbi Day (1978).
- 1700 - At the Battle of Narva King Charles XII of Sweden defeated the army of Tsar Peter the Great.
- 1789 - New Jersey became the first U.S. state to ratify the Bill of Rights.
- 1969 - Vietnam War: The Cleveland Plain Dealer published explicit photographs of dead villagers from the My Lai massacre in Vietnam.
- 1999 - The People's Republic of China launched its first Shenzhou spacecraft.
Recent days: November 19 – November 18 – November 17