1972 Summer Olympics Olympic games in 1976. The Games were largely overshadowed by what has come to be known as the "Munich massacre". Just before dawn on September 5, a group of eight members of the Black September Palestinian terrorist organization broke into the Olympic Village and took eleven Israeli athletes, coaches and officials hostage in their apartments. Two of the hostages who resisted were killed in the first moments of the break-in; the subsequent standoff in the Olympic Village lasted for almost 18 hours. Late in the evening of September 5 that same day, the terrorists and their nine remaining hostages were
Palestinian insurgency in South Lebanon By 1975, more than 300,000 Palestinian displaced persons lived in Lebanon. Aside being used as an operation base for raids on Israel and against Israeli institutions across the world, the PLO and other Palestinian militant organizations also began a series of airplane hijack operations, targeting Israeli and international flights, carrying Israelis and Jews. The more profound effect on Lebanon was destabilization and increasing sectarian strife, which would eventually deteriorate into a full-blown civil war. In reaction to the 1972 Munich massacre, Israel carried out Operation Spring of Youth. Members of Israel's elite Special Forces landed by boat in Lebanon on