Complex sentence: The attempt on Argov's life was used as a justification for the 1982 Lebanon War, which began on 6 June and led to the expulsion of the Palestine Liberation Organization from Lebanon, although the would be assassins were not members of the PLO.
Split into simpler sentences: The attempt on Argov's life was used as a justification for the 1982 Lebanon War. The war saw the expulsion of the Palestine Liberation Organization from Lebanon, although the would-be assassins were not members of the PLO.