Najd Sanjak an autonomous separate country within the empire. The sultan recognized Abdullah II Al-Sabah as the kaymakam of Kuwait as a subprovince of al-Ahsa, formally acknowledging that Kuwait was a part of the Ottoman Empire and that it was ruled by the Sabah family. In 1913 Ibn Saud launched an attack on Hofuf, where 1,200 Turkish troops had been stationed since the province's annexation in 1870. The Ottoman garrison was expelled from Hasa, and the territory fell to the Al Saud. Even after the conquest of Hasa, Britain considered Ibn Saud to be an Ottoman vassal, and the Anglo-Ottoman Convention of
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