1811 – Battle of Las Piedras: The first great military triumph of the revolution of the Río de la Plata in Uruguay lead by Jose Artigas
1812 – John Bellingham, a Liverpool merchant who assassinated British Prime Minister Spencer Perceval on May 11, is hung for the crime at the Old Bailey in London
1927 – Grauman’s Chinese Theater opens in Hollywood, California
1949 – Antiquarian Booksellers Association of America incorporates
1972 – American basketball player John Sebastian makes 63 consecutive free throws while blindfolded
1974 – Novelty song “The Streak” by Ray Stevens hits #1
1990 – Cubs Ryne Sandberg ends 2nd baseman record 123 errorless game streak
1990 – East and West Germany sign a monetary union treaty
1991 – Republic of Somaliland declares independence from Somalia
2004 – Arizona Diamondbacks’ Randy Johnson becomes 16th pitcher to throw a perfect game (2-0 vs Atlanta)