Kafa mamayar Larabawa 'yan Sunni a Iraki ya haifar da gagarumin tarzoma a tsakanin al'ummomin Assuriya, Yazidi, da Shi'a, wadanda suka gamu da mummunan murkushe su.A cikin 1936, Iraki ta fuskanci juyin mulkin farko na soja, karkashin jagorancin Bakr Sidqi, wanda ya maye gurbin mukaddashin Firayim Minista da wani abokinsa.Wannan taron ya haifar da wani lokaci na rashin zaman lafiya na siyasa da ke tattare da juyin mulki da yawa, wanda ya ƙare a 1941.Yakin duniya na biyu ya kara samun tashin hankali a Iraki.A shekara ta 1941 ne jami'an dandalin Golden Square karkashin jagorancin Rashid Ali suka hambarar da gwamnatin Regent 'Abd al-Ilah.Wannan gwamnatin da ke goyon bayan Nazi ba ta daɗe ba, ta ci nasara a watan Mayu 1941 a hannun sojojin ƙawance, tare da taimakon ƙungiyoyin Assuriya da Kurdawa na gida, a yakin Anglo-Iraki.Bayan yakin, Iraki ta kasance tushe mai mahimmanci ga ayyukan kawance da Vichy-Faransa a Siriya kuma sun goyi bayan mamayewar Anglo-Soviet na Iran .Iraki ta zama mamba a Majalisar Dinkin Duniya da kuma kafa kungiyar hadin kan Larabawa a shekara ta 1945. A wannan shekarar ne shugaban Kurdawa Mustafa Barzani ya kaddamar da tawaye ga gwamnatin tsakiyar Bagadaza, wanda ya kai ga gudun hijira a Tarayyar Soviet bayan rashin nasarar boren.A shekara ta 1948, Iraki ta ga zanga-zangar Al-Wathbah, jerin zanga-zangar da aka yi a Bagadaza tare da goyon bayan 'yan gurguzu, na adawa da yarjejeniyar gwamnati da Birtaniya .Rikicin, wanda ya ci gaba har zuwa bazara, ya dakatar da aiwatar da dokar soja yayin da Iraki ta shiga yakin Larabawa da Isra'ila da bai yi nasara ba.A shekara ta 1958 Sarki Hussein na Jordan da Abd al-Ilah ne suka samar da haɗin kan Larabawa-Hāshimite, martani ga ƙungiyarMasar da Siriya.Firayim Ministan Iraki Nuri as-Said ya yi hasashen hada Kuwait a cikin wannan kungiyar.Sai dai tattaunawar da aka yi da shugaban Kuwait Shaykh 'Abd-Allāh as-Salim ya haifar da rikici da Birtaniya, wanda ke adawa da 'yancin kai na Kuwaiti.Masarautar Iraqi, wadda ke ƙara zama saniyar ware, ta dogara da zalunci na siyasa a ƙarƙashin Nuri as-Said don kwantar da rashin jin daɗi.