On volunteering for enlistment in April 1918, Arthur Eide gave his occupation as that of a seaman. He also stated that he was living at Gormanston, a long way from the sea and stated that his native country was Norway.
On 29th September 1918, Private Eide was taken on strength with the 40th Battalion, remaining in England until late January 1919 when he was transferred to the Australian Base Depot at Havre. From there he was taken on strength at the 3rd Reception Camp which was trying to cope with getting thousands of soldiers back to England for their return home and discharge. Arthur Eide left Liverpool on 2 August 1919. He was discharged at Hobart on 8 October 1919. No further trace has been found.