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
Anglo-Ottoman Convention of 1913 intervene in matters of the Gulf, of which the British desired to retain a monopoly. The Ottomans were willing to drop all claims to Bahrain, in which they had never been able to maintain anything but a symbolic role, but not Qatar. As a question of sovereignty, the Ottomans argued that the empire had always exercised effective sovereignty over the peninsula and could not justify the abandonment of territory which it had never formally renounced. Yet under considerable pressure it renounced claims to both (Articles 11 & 13) and a blue line was established to define the territorial limits of