Sheikhdom of Kuwait border clashes throughout 1919-1920. Several hundreds of Kuwaitis died. The border of the Nejd and Kuwait was finally established by the Uqair Protocol of 1922. Kuwait was not permitted any role in the Uqair agreement, the British and Al Saud decided modern-day Kuwait's borders. Kuwait lost more than 2/3rds of its territory due to Uqair. After the Uqair agreement, relations between Kuwait and Najd remained hostile. The Battle of Jahra was a battle during the Kuwait-Najd Border War. The battle took place in Al Jahra, west of Kuwait City on October 10, 1920 between Salim Al-Mubarak Al-Sabah ruler of Kuwait
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