1674 – Netherlands and Cologne sign peace treaty
1812 – British Prime Minister Spencer Perceval is assassinated by John Bellingham in the lobby of the House of Commons, London. Ironically, descendants of both later stand for the same seat in Parliament at the same time, but neither wins
1865 – Confederate Brigadier General Meriwether Jeff Thompson surrenders at Jacksonport, Arkansas
1928 – 63rd British Open Men’s Golf Championship, Royal St George’s GC: Walter Hagen wins 3rd of his 4 Open Championship titles, 2 strokes ahead of fellow American Gene Sarazen
1940 – 65th Preakness: Fred A Smith aboard Bimelech wins in 1:58.6
1963 – “Puff (The Magic Dragon)” single by Peter, Paul and Mary hits #2; Peter Yarrow adapted a poem that college classmate Lenny Lipton had left behind after borrowing Yarrow’s typewriter
1969 – British comedy troupe Monty Python forms, made up of Graham Chapman, John Cleese, Terry Gilliam, Eric Idle, Terry Jones, and Michael Palin
1989 – NHL Prince of Wales Conference Final: Montreal Canadians beat Philadelphia Flyers, 4 games to 2