1422 - Battle of Arbedo between the duke of Milan and the Swiss cantons.
1520 - The Spaniards are expelled from Tenochtitlan.
1559 - King Henry II of France is seriously injured in a jousting match against Gabriel de Montgomery.
1651 - The Deluge (Polish history): Khmelnytsky Uprising - The Battle of Beresteczko ends with a Polish victory.
1688 - The Immortal Seven issue the Invitation to William, continuing the struggle for English independence from Rome which would culminate in the Glorious Revolution.
1758 - Seven Years' War: The Battle of Domstadtl occurs.
1805 - The U.S. Congress organizes Michigan Territory.
1859 - French acrobat Charles Blondin crosses Niagara Falls on a tightrope.
1860 - Historic debate about evolution at the Oxford University Museum.
1864 - U.S. President Abraham Lincoln grants Yosemite Valley to California for "public use, resort and recreation."
1882 - Charles Guiteau hanged in Washington, DC for the shooting death of President James Garfield.
1886 - The first transcontinental train trip across Canada departs from Montreal. It arrives in Port Moody, British Columbia on July 4 of the same year.
1905 - Albert Einstein publishes the article "On the Electrodynamics of Moving Bodies", where he introduces special relativity.
1906 - The United States Congress passes the Meat Inspection Act and Pure Food and Drug Act.
1908 - The Tunguska impact event occurs in Siberia.
1912 - The Regina Cyclone hits Regina, Saskatchewan, killing 28. It remains Canada's deadliest tornado event.
1921 - U.S. President Warren G. Harding appoints former President William Howard Taft chief justice of the United States.
1934 - The Night of the Long Knives, Adolf Hitler's violent purge of his political rivals in Germany, takes place.
1935 - The Senegalese Socialist Party holds its first congress.
1941 - World War II: Operation Barbarossa - Nazi Germany captures Lviv, Ukraine
1944 - World War II: The Battle of Cherbourg ends with the fall of the strategically valuable port to American forces.
1953 - The first Chevrolet Corvette rolls off the assembly line in Flint, Michigan.
1956 - A TWA Super Constellation and a United Airlines DC-7 (Flight 718) collide above the Grand Canyon in Arizona, United States, killing all 128 on the two planes.
1960 - Congo gains independence from Belgium.
1963 - Ciaculli massacre: a car bomb, intended for Mafia boss Salvatore Greco, kills seven police and military officers near Palermo.
1968 - Solemni hac liturgia by Pope Paul VI.
1969 - Nigeria bans Red Cross aid to Biafra.
1971 - The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve.
1971 - Ohio ratifies the 26th Amendment to the U.S. Constitution, lowering the voting age to 18, thereby putting the amendment into effect.
1972 - One leap second is added to the UTC time system.
1977 - Virginia Wade wins the Ladies Singles title at Wimbledon, the last British champion at the All England Club to date.
1985 - Thirty-nine American hostages from a hijacked TWA jetliner are freed in Beirut after being held for 17 days.
1986 - The U.S. Supreme Court rules that states could outlaw homosexual acts between consenting adults.
1987 - The Royal Canadian Mint introduces the $1 coin, known as the Loonie
1988 - French archbishop Marcel Lefebvre is excommunicated by the Catholic church.
1990 - East and West Germany merge their economies.
1992 - Former Prime Minister Margaret Thatcher joins the House of Lords as Baroness Thatcher of Kesteven.
1997 - The United Kingdom transfers sovereignty over Hong Kong to the People's Republic of China.
2005 - Spain legalizes same-sex marriage.
2007 - A car crashes into Glasgow International Airport in Scotland, believed to be a terrorist attack.