1521 – Edward Stafford, 3rd Duke of Buckingham, was executed for treason.
1536 – George Boleyn, Viscount Rochford and four other men were executed for treason.
1590 – Anne of Denmark was crowned Queen of Scotland.
1792 – The New York Stock Exchange was formed.
1814 – The Constitution of Norway was signed and Danish Crown Prince Christian Frederik elected King of Norway by the Norwegian Constituent Assembly.
1974 – Thirty-three people were killed by terrorist bombings in Dublin and Monaghan, Ireland.
1978 - Charlie Chaplin's stolen body was found.
1984 – Prince Charles called the proposed addition to the National Gallery, London, a "monstrous carbuncle on the face of a much-loved and elegant friend," sparking controversies on the proper role of the Royal Family and the course of modern architecture.
1992 – The WHO (World Health Organisation) took homosexuality out of its list of mental illnesses.
1994 - The U.N. Security Council approved sending troops to secure the airport in the civil war-torn African nation of Rwanda.