During the war Davidson was promoted to lance-corporal. While on his way to England on the steamer SS Cassandra Davidson showed off his athletic skills by winning the championship in a big boxing tournament held on the boat, defeating David Carson of Kingston, Ontario in the finals.
While serving during wartime, Davidson received a promotion to lance-corporal. During his journey to England aboard the ship SS Cassandra, he won a prestigious boxing tournament, defeating David Carson from Kingston, Ontario in the championship bout.