Background
Mangal Singh was the son of Diwan Singh and grandson of Tara Singh Ramgarhia, a brother of the Sikh leader Jassa Singh Ramgarhia.
Mangal Singh was the son of Diwan Singh and grandson of Tara Singh Ramgarhia, a brother of the Sikh leader Jassa Singh Ramgarhia.
Later, he was appointed manager of the Golden Temple of Amritsar. He carried the title of "Sardar-i-Bawaqar"(the Sardar with Prestige). He was heir to some of the estates of Jassa Singh"s son Jodh Singh.
In 1834 Mangal Singh was sent to Peshawar to command 400 foot soldiers and 110 sawars (cavalrymen) of the old Ramgarhia class.
There, under Sardar Tej Singh and Sardar Hari Singh Nalwa, he fought in the Battle of Jamrod in April 1837, where Hari Singh was killed. During the reign of (Maharaja) Sher Singh, he was employed in Suket, Mandi and Kullu, and remained there until the close of Satluj War in 1846.
Member of Vice-Regal Durbar.