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.

Category: FOR GEOGRAPHIC VIOLENCE 
Clue: 1,000 British & 450 Americans were killed or wounded at the June 1775 battle at this elevated Mass. place
bunker hill

Category: "AIN" WE GOT FUN 
Clue: Shiites are dominant in this Qatar neighbor
bahrain

Category: THE NEW 7 WONDERS OF THE WORLD 
Clue: The only one in Europe is this ancient arena

the colosseum