* PLO injected a new sense of hope in Lebanese refugee camps (funded by arab donations: set up schools, set up health clinics, repaired roads, provided electricity and taught Palestinian songs/poetry)
* Lebanon’s population 1970s was 55% Muslim, 40% Christian and 5% druze - parliament/gov/power shared by all religion
* Lebanon’s Christians set up their own paramilitary forces to destroy PLO intruders
* Lebanese Muslims and Druze joined forces with the PLO
* 1975 civil war - 70,000 people died and much of Beirut destroyed
* North of Lebanon occupied by Syrian troops in 1976 after invading and boosting Christian militias