1564 – Playwright William Shakespeare is baptized in Stratford-upon-Avon, Warwickshire, England (date of actual birth is unknown).
1607 – English colonists make landfall at Cape Henry, Virginia.
1865 – Union cavalry troopers corner and shoot dead John Wilkes Booth, assassin of President Lincoln, in Virginia.
1986 – A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Soviet Union (now Ukraine), creating the world’s worst nuclear disaster.
2007 – New Hampshire lawmakers approved a measure legalizing civil unions between same-sex couples.