Kammala wannan jumla: Kafin da kuma lokacin da Isra'ila ta mamaye Lebanon a shekarar 1982, al-Wazir ya shirya
hare-hare da yawa a cikin Isra'ila akan fararen hula da sojoji. Ya shirya tsaron Beirut akan sojojin Isra'ila masu shigowa. Duk da haka, sojojin Isra'ila sun yi nasara kuma an kori al-Wazir daga Lebanon tare da sauran shugabannin Fatah. Ya zauna a Amman na tsawon shekaru biyu sannan aka tura shi zuwa Tunis a shekarar 1986. Daga sansaninsa a can, ya fara shirya kwamitocin matasa a cikin yankunan Falasdinawa; waɗannan daga ƙarshe sun zama babban ɓangaren sojojin Falasdinawa a cikin Intifada ta Farko. Duk da haka, bai rayu ya ja-goranci tawayen ba. A ranar 16 ga Afrilu, 1988, kwamandojin Isra'ila sun kashe shi a gidansa a Tunis.