Rubuta ci gaba don wannan sakin layi - Singh ya shiga soja a matsayin dafadar a 1852 kuma ya yi aiki a matsayin soja sama da shekaru 50. Ya sami lambar yabo ta Indiya don ceton rayuwar Sir Robert Sandeman a Lucknow a lokacin Sepoy Mutiny na 1857. Daga baya, a cikin Yaƙin Anglo-China na biyu
, ya kuma ceci rayuwar Sir Charles MacGregor.