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
Territorial evolution of the Ottoman Empire Prince of Bulgaria had been Governor-General since 1885). The Italo-Turkish or (also known in Italy as "guerra di Libia", "the Libyan war", and in Turkey as "Trablusgarp Savaşı") was fought between the Ottoman Empire and Italy from September 29, 1911 to October 18, 1912. Italy seized the Ottoman provinces of and , together forming what became known as Libya. Following the First Balkan War, the Autonomous Principality of Samos, an Ottoman tributary state, was annexed to Greece in November 1912. Bulgaria was lost to the Ottomans after more than 500 years of continuous rule. See figure, right. Italy also gained