TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : The Battle of Vescera (modern Biskra in Algeria) was fought in 682 or 683 between the Berbers of king Caecilius and their Byzantine allies from the Exarchate of Carthage against an Umayyad Arab army under Uqba ibn Nafi (the founder of Kairouan). 
Question : The point in time of Battle of Vescera was when?

SOLUTION: 682

PROBLEM: Context : Samuel Harriman (October 1826 -- August 25, 1897) was a colonel in the Union Army during the American Civil War who was nominated and confirmed for appointment to the grade of brevet brigadier general in 1866. 
Question : Which war did Samuel Harriman serve in?

SOLUTION: American Civil War

PROBLEM: Context : USS Sarah and Caroline (1861) was a schooner captured by the Union Navy during the beginning of the American Civil War. 
Question : In what war did USS Sarah and Caroline (1861) fight?

SOLUTION:
American Civil War