Rubuta ci gaba don wannan sakin layi - A karkashin jagorancin Uthman, daular Musulunci ta fadada zuwa Fars (Iran ta yanzu) a shekara ta 650, da kuma wasu yankuna na Khorāsān (Afghanistan ta yanzu) a shekara ta 651. An fara cin nasarar Armeniya a cikin 640s. Har ila yau, mulkinsa ya ga zanga-zangar da aka yi da kuma tashin hankali wanda ya haifar da tayar da hankali
da kuma kisan sa.