From the NYT:
George Habash, founder of the Popular Front for the Liberation of Palestine, a hard-line Marxist group that shocked the world with a campaign of airline hijackings and bombings in the late 1960s and early 1970s, died Saturday of a heart attack in Amman, Jordan.
From the bombing of a Jerusalem supermarket in 1969 to the simultaneous hijacking of three Western airliners to Amman, Jordan, in September 1970, the Front stayed in the news with high-profile attacks that other Palestinian groups never seemed able to match.
“When we hijack a plane it has more effect than if we kill a hundred Israelis in battle,” he told the German magazine Der Stern in 1970 ...
The Palestinian president, Mahmoud Abbas, ordered three days of mourning and flags lowered to half-staff in the Palestinian territories.