Pedzisa mutsara unotevera: Muna 1921, Sadeh akanga ari mutungamiriri weHaganah (Dziviriro) muJerusarema. Mukati
1929 mhirizhonga iye akatora rutivi muhondo kudzivirira Haifa. Pakatanga kumukira kwevaArab muPalestine muna 1936-1939, Sadeh akatanga Nodedet ("Wandering Troop" kana "Patrol Unit") muJerusalem, iyo yakatarisana nemaArabu mumisha yavo nenzvimbo. Akarayira kuti mauto ake "abve munzvimbo dzairwiwa" otanga kurwisa.