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 : Oliver Otis Howard (November 8, 1830 -- October 26, 1909) was a career United States Army officer and a Union general in the American Civil War.
Answer : American Civil War
In which war/battle did Oliver Otis Howard fight?

Context : Charles Marquette (1845--1907) was a Sergeant in the United States Army and a Medal of Honor recipient for his role in the American Civil War.
Answer : American Civil War
What war was Charles Marquette in?

Context : General Sir William Gabriel Davy, KCH (1780 -- 25 January 1856) was a British Army officer who fought in the Peninsular War.
Answer : Peninsular War
Which war was William Gabriel Davy a part of?