Conversation so far:
What was Ira role in the World War II?
Hayes enlisted in the Marine Corps Reserve on August 26, 1942.
How long was he in the reserve?
and in October volunteered for Marine paratrooper (Paramarine) training at the Marine Parachute School at Camp Gillespie located east of San Diego.
did this training helped him in the war?
On November 30, he graduated from the Parachute Training School and received his silver "jump wings".
What happened after he graduated training school?
On December 1, he was promoted to Private First Class.

Question: What did he do after he was Private First class?
Self-contained rewrite: What did Ira Hayes do after he was Private First class?