- 11-May-1812 : John Bellingham assassinates British Prime Minister Spencer Perceval in the lobby of the British House of Commons.
- 31-August-1827 : UK: Frederick John Robinson, 1st Viscount Goderich, becomes Prime Minister of the UK, following the death of George Canning.
- 25-July-1886 : Robert Cecil, 3rd Marquess of Salisbury (Conservative Party (UK)) becomes Great Britain's 30th Prime Minister.
- 20-February-1910 : Boutros Ghali, the first nativenativeborn prime minister of Egypt, is assassinated.
- 01-June-1943 : British Overseas Airways Corporation Flight 777, a DC-3 with registration GGAGBB, (formerly KLM PHPHALI, Ibis), on a scheduled passenger flight, is shot down over the Bay of Biscay by German Junkers Ju 88s, all 17 persons aboard perish, including the actor Leslie Howard. There is speculation that the downing was an attempt to kill British Prime Minister Winston Churchill as the Germans may have had wrong information he was aboard.
- 14-August-1943 : The Quadrant Conference begins in Quebec City; Canadian Prime Minister MacKenzie King meets with Winston Churchill and Franklin D. Roosevelt.
- 25-January-1946 : Iran: Qazi Muhammad declares the independent people's Republic of Mahabad at the Chuwarchira Square in the Kurdish city of Mahabad. He is the new president, Hadschi Baba Scheich is the prime minister.
The United Mine Workers rejoins the American Federation of Labor.
- 16-December-1951 : Salar Jung Museum is opened to the public by Prime Minister of India Jawaharlal Nehru.
- 05-November-1953 : David Ben-Gurion resigns as prime minister of Israel.
- 13-July-1962 : In what the press dubs the "the Night of the Long Knives", United Kingdom Prime Minister Harold Macmillan dismisses 1/3 of his Cabinet.