The garrison of Gibraltar rebelled Change_of_leadership in 1410 against the Granadan ruler , Yusuf III , and declared Expressing_publicly allegiance to Abu Said Uthman III of Morocco .

Abu Said Uthman III sent Sending his brother , Abu Said , to take charge with an army numbering some 1,000 cavalry and 2,000 infantry .

Back in Morocco , Abu Said Uthman III reacted Response by writing Writing to Yusuf III to ask him to execute Abu Said for disloyalty .

Instead , the Granadan sultan gave Giving Abu Said an army and sent Sending him back to Morocco to launch an ultimately unsuccessful rebellion Change_of_leadership against Abu Said Uthman III .

In 644 at Madinah , Caliph Umar ( Omar ) was succeeded Change_of_leadership by Uthman ibn Affan ( Othman ) , during whose twelve-year rule Armenia , Cyprus , and all of Iran , would be added Cause_to_be_included to the growing Expansion Islamic empire ; Afghanistan and North Africa would receive Receiving major invasions Attack ; and Muslim sea raids Attack would range Cause_to_be_included from Rhodes to the southern coasts of the Iberian Peninsula .

After the assassination of the third caliph Uthman , the Islamic community experienced its first civil war over the question of leadership , with the main contenders being Ali and Mu'awiya .

The new republic government was headed Motion by Qadi Abdul Rahman Iryani , Ahmed Noman and Mohamed Ali Uthman , all of which shortly either resigned Escaping or fled Escaping the country , leaving Causation the disarrayed capital under the control Control of Prime Minister Hassan Amri .