Israel–PLO ceasefire enters into effect

Israeli forces invaded southern Lebanon with the stated objective of pushing Palestinian armed groups north of the Litani River. The invasion displaced civilians and intensified conflict in the south....

Resolution 425 called for respect for Lebanese sovereignty, immediate Israeli withdrawal and establishment of UNIFIL. Result: a formal international framework for withdrawal and peacekeeping;...

The first UNIFIL personnel arrived following Security Council resolutions 425 and 426. Result: deployment of an international force tasked with confirming Israeli withdrawal, restoring peace and...

Following the March Israeli invasion, the first UNIFIL troops arrived. Lebanese communities and Palestinian factions faced a new international security presence. The deployment was intended to...

During a sharp escalation involving PLO attacks and Israeli responses, Israeli aircraft bombed PLO-associated targets in Beirut, causing civilian casualties and intensifying pressure for a...

United Nations reporting identified 21 April 1982 as a serious breach of the July 1981 ceasefire in the Israel–Lebanon sector. The incident exposed the fragility of the arrangement, while Lebanese...

UN reporting identified another serious breach on 9 May 1982. The renewed violence occurred amid unresolved disputes over the PLO presence in Lebanon and Israeli military actions. The escalation...

Members of the Abu Nidal Organisation, a Palestinian group opposed to the PLO, attempted to assassinate Israeli ambassador Shlomo Argov in London. Israel invoked the attack in the crisis preceding its...

Israeli air strikes in the Beirut area were followed by intensive exchanges of fire involving PLO and Lebanese National Movement forces and Israeli forces and their local allies. The UN appealed for a...

Security Council Resolution 508 called for all military activities in Lebanon and across the border to cease by 06:00 local time on 6 June. The PLO affirmed a commitment to halt cross-border...