Source: Per research by 160th Battalion Facebook Group. Confirmed served with 18th Battalion.
Family Search: When Private George Nawash was born on 18 March 1880, in Saugeen, Bruce, Ontario, Canada, his father, James Nawash, was 39 and his mother, Elizabeth Eliza Pedonoquott, was 29. He died on 2 August 1966, in Southampton, Saugeen Shores, Bruce, Ontario, Canada, at the age of 86, and was buried in Chippawa Hill Saugeen Reserve Cemetery, Chippawa Hill, Saugeen 29, Bruce, Ontario, Canada.
Indigenous soldier.
Born 1880.
Owen Sound, Ontario, Canada · Thursday, August 04, 1966.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 