▁on ▁ 2 ▁December ▁ 1 8 7 5 . ▁He ▁appears ▁to ▁have ▁been ▁named ▁after ▁the ▁English ▁journalist ▁Henry ▁Mort on ▁Stanley , ▁a ▁local ▁hero ▁at ▁the ▁time ▁of ▁his ▁birth . ▁He ▁is ▁thought ▁to ▁have ▁studied ▁medicine ▁at ▁the ▁University ▁of ▁Edinburgh ▁and ▁in ▁ 1 8 9 9 ▁he ▁was ▁pract icing ▁in ▁London . ▁ ▁In ▁ 1 9 0 6 ▁he ▁was ▁living ▁with ▁his ▁family ▁in ▁W and sw orth ▁in ▁London . ▁ ▁In ▁ 1 9 0 9 ▁he ▁moved ▁with ▁his ▁family ▁to ▁the ▁F alk land ▁Islands ▁in ▁the ▁South ▁Atlantic , ▁as ▁GP ▁in ▁Stanley . ▁He ▁also ▁appears ▁to ▁have ▁been ▁a ▁Major ▁in ▁the ▁Territ orial ▁Army . ▁At ▁the ▁out break ▁of ▁the ▁First ▁World ▁War ▁he ▁became ▁Commander ▁of ▁the ▁island ' s ▁defence ▁force . ▁In ▁ 1 9 1 5 , ▁feeling ▁he ▁would ▁be ▁of ▁more ▁practical ▁use ▁in ▁Europe , ▁he ▁joined ▁the ▁Royal ▁Army ▁Medical ▁Corps ▁and ▁served ▁t ending ▁the ▁Royal ▁F lying ▁Corps ▁in ▁France ▁as ▁part ▁of ▁the ▁ 4 / 1 1 th ▁Field ▁Am bul ance . ▁He ▁received ▁a ▁Military ▁MB E ▁in ▁ 1 9 1 9 ▁for ▁his ▁work . ▁ ▁In ▁August ▁ 1 9 1 9 ▁he ▁was ▁commission ed ▁as ▁a ▁Squadron ▁Le ader ▁in ▁the ▁Royal ▁Air ▁Force . ▁From ▁then ▁until ▁ 1 9 3 0 ▁he ▁served ▁as ▁their ▁Princi pal ▁Medical ▁Officer . ▁He ▁rose