Wikipedia:Selected anniversaries/June 23
June 23: Victory Day in Estonia, Jani held in ancient Latvia, Saint Jonas' Festival in Lithuania.
- 1713 - After Queen Anne's War, French residents of Acadia were given one year to declare allegiance to Britain or leave Nova Scotia.
- 1887 - Banff National Park (pictured) was created, becoming Canada's first national park.
- 1894 - The International Olympic Committee was founded at the Sorbonne in Paris.
- 1941 - Lithuanian 1941 independence: Members of Lithuanian Activist Front declared independence from the Soviet Union.
- 1985 - A bomb destroyed Air India Flight 182 above the Atlantic Ocean, killing all 329 on board.