June 12th

Mass Shooting at Pulse Nightclub in Orlando, Florida Kills 49 People. In what is now thought to be one of the deadliest incidents of violence against LGBTQ people in history, the shooting committed by 29-year old Omar Mateen is also the second deadliest terrorist attack on US soil since the September 11, 2001 attacks.

Interleague play began in baseball, ending a 126-year tradition of separating the major leagues until the World Series.

The world's largest twinjet takes off on its maiden flight. The Boeing 777, or Triple Seven, typically transports up to 451 passengers. It is one of Boeing's commercially most successful planes.

Boris Yeltsin becomes Russia's first President. After the end of the Soviet Union, Yeltsin launched radical economic reforms that aimed at dismantling socialism and restore capitalism.

Ronald Reagan challenges Mikhail Gorbachev to “tear down this wall”. The U.S. President held his famous speech near the Berlin Wall, one of the most important symbols for the division between East and West during the Cold War. The wall was dismantled in 1989, but many observers doubt that Reagan's famous catchphrase had any impact on this decision.

Nelson Mandela is sentenced to life in prison in South Africa.

Civil rights leader Medgar Evers was fatally shot in front of his home in Jackson, Mississippi.

Himmler orders the extermination of all Nazi ghettos in occupied Poland.

Anne Frank gets her diary as a birthday present in Amsterdam.

The Baseball Hall of Fame opened to the public in Cooperstown, New York.

Al Capone is indicted on 5,000 counts of prohibition & perjury.

Emilio Aguinaldo, head of the Philippine nationalists, proclaimed independence from Spain.

John Lee Richmond pitched baseball's first perfect game. A perfect game occurs when no batter reaches a base during a complete game of at least nine innings.

Beginning of the French colonization of Algeria: 34,000 French soldiers land 27 kilometers west of Algiers, at Sidi Ferruch.

Peasants' Revolt: in England, rebels arrive at Blackheath.