History of Kuwait Empire was defeated and the British invalidated the Anglo-Ottoman Convention. The power vacuum, left by the fall of the Ottomans, sharpened the conflict between Kuwait and Najd (Ikhwan). The war resulted in sporadic border clashes throughout 1919–20. The Battle of Jahra was a battle during the Kuwait-Najd War. The battle took place in Al Jahra, west of Kuwait City on 10 October 1920 between Salim Al-Mubarak Al-Sabah ruler of Kuwait and Ikhwan Wahhabi followers of Ibn Saud of Saudi Arabia, king of Saudi Arabia. A force of 4000 Saudi Ikhwan, led by Faisal Al-Dawish, attacked the Kuwait Red Fort at
Rise of the Ottoman Empire and vassals. When the Ottoman polity first emerged at the end of the thirteenth century under the leadership of Osman I, it had a tribal organization without a complex administrative apparatus. As Ottoman territory expanded its rulers were faced with the challenge of administering an ever-larger population. Early on the Ottomans adopted the Seljuks of Rum as models, and by 1324 were able to produce Persian-language bureaucratic documents in the Seljuk style. The early Ottoman state's expansion was fueled by the military activity of frontier warriors (), of whom the Ottoman ruler was initially merely "primus inter pares". Much of