Pashure pemhirizhonga dzechiArab dza1920 nemhirizhonga dzeJaffa dza1921, vatungamiriri vechiJudha muPalestine vaidavira kuti vaBritain (avo vakanga vapiwa mvumo neLeague of Nations pamusoro pePalestine muna 1920 nechinangwa chokugadza musha wenyika wechiJudha) vakanga vasina chido chokurwisana nemapoka evanhu vechiArab omunharaunda pamusoro pokurwisa kwavo vaJudha vePalestine. Vachiziva kuti vakanga vasingagoni kuvimba nehurumende yeBritain kuti ivadzivirire pamapoka aya, vatungamiriri vechiJudha vakatanga Haganah kuti vadzivirire mapurazi avo nemakibutsu. Mukuwedzera pakurinda nzanga dzechiJudha, basa reHaganah rakanga riri rokunyevera vagari nokudzivisa kurwiswa navaArabhu vePalestine. Munguva iri pakati pa1920 na1929, Haganah yakashaya simba rakasimba repakati kana kuronga. "Zvikamu" zveHaganah zvaiva munzvimbo imwe chete uye zvakanga zvisina zvombo zvakakwana: zvainyanya kuumbwa nevarimi vechiJudha vaichinjana kurinda mapurazi avo kana kuti kibbutzim dzavo. Pashure pokuurawa kwavaArab muna 1929
, basa reHaganah rakachinja zvikuru. Yakava sangano rakakura zvikuru raibatanidza pwere dzose nevakuru mumisha yevaJudha, pamwe chete nezviuru zvemitezo yaibva mumaguta. Rakawanawo zvombo zvokumwe ndokutanga kugadzira misangano yokugadzira magirinedhi emaoko nemidziyo yehondo yakapfava, richishandura kubva kumapoka evarwi asina kudzidziswa kuva uto repasi pevhu rinokwanisa.