2011 – Norway is the victim of twin terror attacks, the first being a bomb blast which targeted government buildings in central Oslo, the second being a massacre at a youth camp on the island of Utøya.
2003 – Members of 101st Airborne of the United States, aided by Special Forces, attack a compound in Iraq, killing Saddam Hussein's sons Uday and Qusay, along with Mustapha Hussein, Qusay's 14-year-old son, and a bodyguard.
1992 – Near Medellín, Colombian drug lord Pablo Escobar escapes from his luxury prison fearing extradition to the United States.
1990 – Greg LeMond, an American road racing cyclist, wins his third Tour de France after leading the majority of the race. It was LeMond’s second consecutive Tour de France victory.
1942 – The United States government begins compulsory civilian gasoline rationing due to the wartime demands.
1937 – New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
1933 – Aviator Wiley Post returns to Floyd Bennett Field in New York City, completing the first solo flight around the world in seven days, 18 hours and 49 minutes.
1894 – The first ever motor race is held in France between the cities of Paris and Rouen. The fastest finisher was the Comte Jules-Albert de Dion, but the 'official' victory was awarded to Albert Lemaître driving his 3 hp petrol engined Peugeot.
1864 – American Civil War: Battle of Atlanta: Outside Atlanta, Confederate General John Bell Hood leads an unsuccessful attack on Union troops under General William T. Sherman on Bald Hill.
1793 – Alexander Mackenzie reaches the Pacific Ocean becoming the first recorded human to complete a transcontinental crossing of North America.
1209 – Massacre at Béziers: The first major military action of the Albigensian Crusade.
1099 – First Crusade: Godfrey of Bouillon is elected the first Defender of the Holy Sepulchre of The Kingdom of Jerusalem.
1995 – Ezekiel Elliott, American football player
1992 – Selena Gomez, American singer and actress
1989 – Keegan Allen, American actor, photographer and musician
1986 – Steve Johnson, American football player
1985 – Takudzwa Ngwenya, Zimbabwean-American rugby player
1983 – Steven Jackson, American football player
1973 – Brian Chippendale, American singer and drummer
1973 – Mike Sweeney, American baseball player and sportscaster