TASK DEFINITION: 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.
PROBLEM: Category: MILITARY NEWS 
Clue: On June 11, 1997 the Army deactivated the 43rd Mobile Army Surgical Hospital, its last, in this country

SOLUTION: korea

PROBLEM: Category: AMERICAN ARTISTS 
Clue: From 1919 to 1924, this artist taught art in the public schools of Cedar Rapids, Iowa

SOLUTION: grant wood

PROBLEM: Category: 19th CENTURY MUSIC 
Clue: Lyrics to an 1868 tune by this man began, "Guten Abend, Gut Nacht, Mit Rosen Bedacht"

SOLUTION:
johannes brahms