- 1582 Gregorian calendar introduced in Italy and other Catholic countries
- 1789 French Revolution: Women of Paris march to Versailles in the March on Versailles to confront Louis XVI about his refusal to promulgate the decrees on the abolition of feudalism, demand bread, and have the King and his court moved to Paris
- 1813 Battle of Thames in Canada; Americans defeat British
- 1864 Most of Calcutta destroyed by cyclone, approx 60,000 die
- 1922 NY Yankees and Giants play an infamous 3-3 tied World Series game
- 1947 Harry Truman makes the 1st Presidential address televised from the White House
- 1962 The Beatles release their first record, "Love Me Do"
- 1962 "Dr. No", 1st James Bond film based on the novel by Ian Fleming and starring Sean Connery and Ursula Andress, premieres in London
- 1978 Over 30 major nations ratify the Environmental Modification Convention which prohibits weather warfare that has widespread, long-lasting or severe effects
- 2017 "The New York Times" publishes investigation into sexual harassment behaviour by Hollywood producer Harvey Weinstein
Monty Python's Flying Circus begins airing on BBC TV
On October 5, 1969
A strong hurricane known as the Saxby Gale devastates the Bay of Fundy region in Maritime Canada. Incredibly British naval officer Stephen Martin Saxby predicted the storm 10 months earlier in December 1868 via astronomy.
On October 5, 1869