instruction:
Generate a correct and concise answer for the question based on the words in the context.
question:
Context : The M-63 Plamen (English: Flame) is a 128mm multiple rocket launcher developed in 1963 in Yugoslavia for use in the Yugoslav People's Army. 
Question : What year was M-63 Plamen commissioned?
answer:
1963


question:
Context : Gustav Wachtmeister (25 July 1757 -- 20 July 1826) was a Swedish Army officer made famous at the Battle of Valkeala in Finland in 1789 against Russia where he was wounded by a musket shot to his arm, which had to be amputated. 
Question : In what war was Gustav Wachtmeister in?
answer:
Battle of Valkeala


question:
Context : 503 during the Normandy campaign on 11 July 1944; on the Eastern Front, the first unit to be outfitted with Tiger IIs was the s.H.Pz.Abt. 
Question : What was the year that Tiger II entered service?
answer:

1944