▁and ▁re igned ▁under ▁a ▁reg ency ▁until ▁he ▁came ▁of ▁age ▁in ▁ 1 8 9 8 . ▁Commission ed ▁an ▁honor ary ▁Captain ▁in ▁the ▁British ▁Indian ▁Army ▁in ▁ 1 9 0 8 , ▁he ▁was ▁promoted ▁to ▁Major ▁in ▁ 1 9 1 1 ▁and ▁served ▁on ▁the ▁Western ▁Front ▁during ▁the ▁First ▁World ▁War ▁from ▁ 1 9 1 4 - 1 9 1 5 . ▁He ▁was ▁mentioned ▁in ▁des patch es ▁and ▁promoted ▁to ▁Lieutenant - Col onel ▁in ▁ 1 9 1 6 ▁and ▁to ▁Colonel ▁in ▁ 1 9 1 8 . ▁ ▁O wing ▁to ▁his ▁w art ime ▁service , ▁he ▁was ▁raised ▁from ▁an ▁ 1 1 - gun ▁to ▁a ▁ 1 3 - gun ▁sal ute ▁in ▁ 1 9 1 8 , ▁and ▁was ▁promoted ▁to ▁the ▁rank ▁of ▁a ▁her edit ary ▁Mah ar aja ▁in ▁ 1 9 2 1 , ▁also ▁receiving ▁a ▁ 1 5 - gun ▁local ▁sal ute ▁at ▁the ▁same ▁time . ▁ ▁After ▁the ▁war , ▁Singh ▁served ▁as ▁reg ent ▁of ▁R ew a ▁State ▁from ▁October ▁ 1 9 1 8 ▁to ▁October ▁ 1 9 2 2 . ▁He ▁also ▁served ▁in ▁the ▁Third ▁Ang lo - A fg han ▁War ▁as ▁a ide - de - camp ▁to ▁the ▁General ▁Officer ▁Command ing ▁ 1 st ▁Division ▁on ▁the ▁North - West ▁Front ier . ▁From ▁ 1 9 1 5 ▁to ▁ 1 9 3