On this day in 1960, Muhammad Ali (then Cassius Clay) won the gold medal in the light heavyweight boxing competition at the Olympic Games in Rome.
On this day in 1972, Munich massacre: A Palestinian terrorist group called "Black September" attacked and took hostage 11 Israeli athletes at the Munich Olympic Games. Two died in the attack and nine died the following day.
On this day in 1991, the current international treaty defending indigenous peoples, Indigenous and Tribal Peoples Convention, 1989, came into force.
On this day in 2012, an accidental explosion at a Turkish Army ammunition store in Afyon, western Turkey killed 25 soldiers and wounds four others.