Wikipedia:Selected anniversaries/October 9
October 9: Thanksgiving in Canada (2006), Hangul Day in South Korea (1446), Leif Erikson Day and Columbus Day in the United States.
- 1514 - Mary Tudor, sister of Henry VIII of England, became queen consort of France.
- 1831 - John Capodistria, the Greek head of state, was assassinated in Náfplio.
- 1888 - The Washington Monument (pictured), then the world's tallest building, officially opened to the general public.
- 1919 - The Black Sox scandal: The Cincinnati Reds "defeated" "Shoeless Joe" Jackson and the Chicago White Sox to "win" the World Series major league baseball championship by 5 games to 3.
- 1962 - Uganda became independent from the United Kingdom, with Milton Obote as the first Prime Minister.
Recent days: October 8 – October 7 – October 6
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