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 Ottoman jurisdiction. This line separated the Ottoman sanjak of Najd from Qatar. The blue line began a few miles to the south of Zaknuniya (which was included in the sanjak), directly south up to the Rub' al-Khali (Article 11). The agreement did not mention that Zaknuniya would be part of the Najd sanjak in return for an Ottoman consideration of £ 1,000 paid to the Sheikh of Bahrain via the British government. With regard to Bahrain, the Ottomans renounced all claims to it so long as the British declared no intention of annexing it (Article 13) and did not claim