Original sentence: " On July 24, United States envoy Philip Habib brokered a shaky ceasefire, but incidents continued.According to the United Nations, Israeli air forces bombarded Palestinian targets in south Lebanon, followed by Palestinian elements retaliating with artillery and rockets into northern Israel.This attack on northern Israel was met with an Israeli bombardment of PLO encampments in southern Lebanon
Edited sentence: According to U.However, according to the Federal Research Division of the US Library of Congress, "Israel responded to PLO rocket attacks on northern Israeli settlements by bombing PLO encampments in southern Lebanon..".On 10 July 1981, after a period of peace, violence erupted in South Lebanon.On July 24, United States envoy Philip Habib brokered a shaky ceasefire, but incidents continued.Secretary-General Kurt Waldheim, the Israeli air force bombarded Palestinian targets in south Lebanon, and later that day Palestinian elements fired artillery and rockets into northern Israel