On April 11, 1974, a three members of the Popular Front for the Liberation of Palestine - General Command crossed the Israeli border from Lebanon. They entered an apartment building in town of Kiryat Shmona and killed all eighteen residents there, including nine children. April 11 is the 101st day of the year in the Gregorian calendar (102nd in leap years). ... 1974 is a common year starting on Tuesday (click on link for calendar). ... The Popular Front for the Liberation of Palestine - General Command is a left-wing Palestinian nationalist organization. ... An apartment (or flat) is a self-contained housing unit that occupies only part of a building. ... Qiryat Shemona (קרית שמונה; unofficially also spelled Kiryat Shmona) is a city in the North District in Israel. ...

Subsequently, the prevention of such attacks was cited as a ground for Israel's Operation Litani. Operation Litani was the official name of the Israel Defense Forces 1978 invasion of Lebanon up to the Litani river. ...