 At that point, aged 23, he returned to Canada and joined the Canadian army in Halifax and was assigned to the Cyclist Corps of the Second Division, Canadian Expeditionary Force.In March 1915, he asked for and got a discharge, and on April 3 enlisted in the First Newfoundland regiment which was about to cross the Atlantic and join up with the British army.In 1915, although most of the soldiers in his regiment were transferred to Aldershot in order to be sent on to Malta, Gallishaw was dispatched to London in order to undertake office work.