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.

[EX Q]: Category: MILITARY NEWS 
Clue: On June 11, 1997 the Army deactivated the 43rd Mobile Army Surgical Hospital, its last, in this country
[EX A]: korea

[EX Q]: Category: LANDMARKS 
Clue: In the 1879 Mathew Brady photo seen here, this structure was about 150 feet tall
[EX A]: washington monument

[EX Q]: Category: SUMMER OLYMPIC VENUES 
Clue: The only time the host country failed to win a gold medal was at the Olympics held in this Western Hemisphere city
[EX A]:
montreal