In November 1917 "Leicestershire" was again requisitioned as a troop ship. She took 2,000 troops from Plymouth to Bombay. Between April and August 1918 she took 2,000 UK troops to Archangelsk as part of the North Russia intervention in the Russian Civil War and was one of several ships that brought US troops to Britain. In December 1918 she repatriated 3,000 Australian Army troops to Fremantle, Melbourne and Sydney.