Biografie
He worked as a Teller in the Barrington Street Bank of Nova Scotia branch in Halifax, Nova Scotia.
Militärdienst
After enlisting in 1915, Allen fought in France in 1916 for which he was awarded the Military Cross for conspicuous bravery. While on patrol as a Captain in the 9th Squadron Royal Flying Corps, Allen was shot down and presumed dead, April 1917.
He was awarded the Military Cross in 1916 for "conspicuous gallantry on several occasions.
He organized and led parties against an enemy post, dispersing them with bombs.
He also volunteered and cut gaps in wires previous to a raid."