Kammala wannan jumla: A shekarun 1970 da farkon shekarun 1980, Kungiyar 'Yancin Falasdinu (PLO)
sun kaddamar da hare-hare da yawa a kan garuruwa da ƙauyuka na Upper da Yammacin Galili daga Lebanon. Wannan ya zo daidai da rashin kwanciyar hankali na Kudancin Labanon, wanda ya zama fagen gwagwarmayar rikice-rikice na addini wanda ya lalace a cikin yakin basasar Lebanon. A yayin yakin, Isra'ila ta fara Operation Litani (1979) da Operation Peace For Galilee (1982) tare da manufofin da aka bayyana na lalata kayan aikin PLO a Lebanon, kare 'yan ƙasar Galili da tallafawa mayakan Lebanon na Kirista. Isra'ila ta mamaye yawancin kudancin Labanon don tallafawa 'yan bindigar Lebanon na Kirista har zuwa 1985, lokacin da ta janye zuwa wani yanki mai tsaro.