1755 – John Adams graduates Harvard.
1790 – Congress declares the city of Washington in the District Columbia, the permanent capital of the United States.
1867 – D R Averill patents ready-mixed paint.
1912 – Naval torpedo launched from an airplane by B A Fiske.
1920 – Babe Ruth seats season home run record with 30 en rout to 54.
1926 – National Geographic takes 1st natural-color undersea photos.
1936 – 1st x-ray photo of arterial circulation, Rochester, NY.
1941 – Joe DiMaggio goes 3 for 4, hitting in his 56th straight game.
1951 – Novel “Catcher in Rye” by J.D. Salinger published by Little Brown and Company.
1956 – Last Ringling Bros, Barnum & Bailey circus under a canvas tent.
1957 – US Marine Major John Glenn sets transcontinental speed record (03:28:08)
1961 – Ralph Boston of US, sets then long jump record at 27′ 2″.
1969 – Apollo 11 launched, carrying 1st men to land on Moon.
1972 – Smokey Robinson & Miracles final live performance.
1973 – During Watergate hearings, Butterfield reveals existence of tapes.
1980 – Ronald Reagan nominated for US President by Republicans in Detroit.
1990 – NYC’s Empire State Building catches fire-no fatalities.
1999 – John F. Kennedy, Jr., his wife Carolyn Bessette Kennedy, and sister-in-law Lauren Bessette are killed in a plane crash off the coast of Martha’s Vineyard. The Piper Saratoga aircraft was piloted by Kennedy.
2015 – Shootings in Chattanooga at a US military recruitment centre and a naval reserve training center kill 5 and injure others.
2016 – Republican presidential nominee Donald Trump announces Indiana governor Mike Pence as his Vice Presidential running mate.