Instructions: 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.
Input: Context : Horst Rudat (born 3 May 1920 in Wirtkallen, district Insterburg, East Prussia; died 31 August 1982 in Laaber/Waldelzerberg) was a German World War II Luftwaffe bomber pilot.
Answer : World War II
Output:
In which war/battle did Horst Rudat fight?