The pilgrims sign the Mayflower Compact, Thomas Edison announces the phonograph, "Frankenstein" and "Rocky" premiere 45 years apart, and Tweety Bird makes his debut, all on this day.
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Public domain
1920: In Dublin, 31 people are killed in a series of events in the Irish War of Independence during a day that becomes known as "Bloody Sunday." The death toll included 14 British informants, 14 Irish civilians and three Irish Republican Army prisoners. Pictured is the Cairo Gang, a team of undercover British agents working and living in Dublin, whom were assassinated by the Irish Republican Army the morning of Nov. 21.