You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Q: Category: WOMEN WRITERS 
Clue: Mary Chesnut's take on this U.S. war was part of a Ken Burns TV documentary

A: the civil war
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Q: Category: FLAGS 
Clue: Christopher Columbus' flag bore a cross with their initials on either side

A: ferdinand & isabella
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Q: Category: FOOTBALL FREE FOR ALL 
Clue: Founded in 2003, his dream foundation has committed $4.5 million to charity; this QB is a true saint

A:
drew brees
****