Q: Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Context : Kurt Bentin (23 March 1914 -- 1 April 1992) was a highly decorated Oberleutnant in the Wehrmacht during World War II and an Major in the Bundeswehr.
Answer : World War II
A:
Which war did Kurt Bentin serve in?