his death in 1801, when he was succeeded by his son Mir Ghulam Ali Talpur until 1811. From 1811 to 1828, the Hyderabadi Talpur state was ruled by Mir Karam Ali Talpur. After his death in 1828, The Hyderabad branch of the Talpurs was ruled by Mir Murad Ali Khan until 1833. Mir Murad Ali Khan was succeeded by Mir Noor Muhammad, who was in turn succeeded by Mir Naseer Khan Talpur. The Hyderabadi branch of the Talpur Mirs were defeated by the British at the Battle of Miani on 17 February 1843. Sohrabani Talpurs of Khairpur The Talpur dynasty was established in 1783 by Mir Fateh Ali Khan, who declared himself the first Rais, or ruler of Sindh, after defeating the Kalhoras at the Battle of Halani. The nephew of Mir Fateh Ali Khan, Mir Sohrab Khan Talpur, established a branch of the Talpur dynasty in 1783 in Burahan, which was renamed Khairpur in 1783. The Khairpur branch of the dynasty maintained a degree of sovereignty during British rule as the princely state of Khairpur until 1947. The death of Mir Sohrab Khan Talpur, founder of the Khairpur branch abdicated power to his eldest son Mir Rustam 'Ali Khan, in 1811. Rustam's youngest half brother, 'Ali Murad, strengthened his hand by signing a treaty with the British in 1832, in which he secured recognition as the independent ruler of Khairpur in exchange for surrendering control of foreign relations to the British, as well as use of Sindh's roads and the Indus River. The new state's economy became heavily dependent upon the production of opium. Rustam ruled until 1842, when he in turn was replaced by Mir Ali Murad. Ali Murad helped the British in 1845 during the Turki campaign, but was later accused of plotting against the British, and so was stripped of his lands in upper Sindh. The remaining land under his control consisted mostly of Khairpur city, and its immediate environs. During the 1857 Sepoy Mutiny, Ali Murad sided which the British, and prevented rebels from seizing the Shikarpur jail and treasury. In 1866, the British promised to recognize any future successors as rightful rulers of Khairpur. Ali Murad's rule went on uninterrupted until his death in 1894. Ali Murad was succeeded by his second son, Mir Faiz Muhammad Khan, who died in 1909. He was in turn succeeded by his son, Mir Sir Imam Bakhsh Khan