What happened on 4 December?

4 events from the Ever-When timeline, ranked by how much they mattered.

1. 1563 Council of Trent ends Conventional end of Council of Trent.
2. 1845 Schumann's Piano Concerto in A minor Romantic piano concerto by Robert Schumann.
3. 1829 Abolition of sati in British India Lord William Bentinck outlaws the burning of widows.
4. 1865 Born: Edith Cavell British nurse in occupied Brussels who treated wounded of both sides and helped some 200 Allied soldiers escape to neutral Holland. Court-martialled and shot by the Germans, she be