Wikipedia:Selected anniversaries/October 30
- 1470 - The Earl of Warwick restored Henry VI of England to the throne during the Wars of the Roses.
- 1831 - After months of hiding, African American slave Nat Turner was captured and arrested for leading a brutally suppressed slave rebellion.
- 1961 - Tsar Bomba, a Soviet hydrogen bomb, was detonated over Novaya Zemlya Island in the Arctic Sea; it was the largest nuclear weapon ever detonated.
- 1974 - At the Rumble in The Jungle, Muhammad Ali knocked out George Foreman.
- 1995 - In a referendum, the province of Quebec voted 50.6% in favour of remaining a part of Canada.
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