In 1839 the British intervened to quell an insurrection. In 1843, when Maharaja Man Singh (ruled 1803–1843) died without a son and without having adopted an heir. The nobles and state officials were left to select a successor from the nearest of kin. Their choice fell upon Raja Takht Singh of Ahmednagar. Maharaja Takht Singh, who supported the British during the Revolt of 1857, died in 1873. His successor, Maharaja Jaswant Singh II, who died in 1896, was a very enlightened ruler. His brother, Sir Pratap Singh, conducted the administration until his nephew, Sardar Singh, came of age in 1898. Maharaja Sardar Singh ruled until 1911. The imperial service cavalry formed part of the reserve brigade during the Tirah campaign.