1148 – The Siege of Damascus ended with a crusader defeat and lead end of the Second Crusade.
1836 – Inauguration of the Arc de Triomphe de l’Étoile (Arch of Triumph of the Star) in Paris, France.
1914 – The 7 mile long Cape Cod Canal opened in Massachusetts.
1916 – Matheson Fire, Ontario
1921 – Adolf Hitler became the leader of the National Socialist German Workers Party.
1948 – After a hiatus of 12 years caused by World War II, the first Summer Olympics to be held since the 1936 Summer Olympics in Berlin, open in London.
1958 – US President Dwight D. Eisenhower signed the National Aeronautics and Space Act into law, which created the National Aeronautics and Space Administration (NASA).
1969 – #1 Hit July 29, 1967 – August 18, 1967: The Doors – Light My Fire
1972 – #1 Hit July 29, 1972 – August 25, 1972: Gilbert O’Sullivan – Alone Again (Naturally)
1976 – David Berkowitz (the “Son of Sam”) killed one person and seriously wounded another in the first of a series of attacks in New York City.
1981 – A worldwide TV audience of over 700 million people watched the wedding of Charles, Prince of Wales, and Lady Diana Spencer at St Paul’s Cathedral in London.
1982 – Professional wrestler Jerry Lawler slapped actor Andy Kaufman in the face on the program Late Night with David Letterman, a staged event that prompted a several month ‘war’ between the two of them.
1983 – National Lampoon’s Vacation, Private School and Krull debuted in theaters.
1987 – British Prime Minister Margaret Thatcher and President of France François Mitterrand sign the agreement to build a tunnel under the English Channel (Chunnel).
1988 – Cocktail, New Adventures of Pippi Longstocking and Monkey Shines were released in theaters.
1994 – The Mask, Barcelona, Black Beauty and It Could Happen To You debuted in theaters.
2000 – #1 Hit July 29, 2000 – August 11, 2000: ‘N Sync – It’s Gonna Be Me
2005 – Sky High, Stealth and Must Love Dogs were released in theaters.
2005 – Astronomers announced their discovery of the dwarf planet, Eris.
2011 – The Smurfs, Cowboys & Aliens and Crazy Stupid Love debuted in theaters.
2016 – Jason Bourne and Bad Moms were released in theaters.