Answer :
British and colonial troops fought for control of Breed's Hill and Bunker Hill because the hills were good locations to fire cannons.
Answer;
-Good locations to fire cannons.
Explanation;
-Bunker Hill was a site of a battle early in the Revolutionary War. This battle contested control of two hills (Bunker Hill and Breed's Hill) overlooking Boston Harbor. The British captured the hills after the Americans ran-out of ammunition. "Don't shoot until you see the whites of their eyes!" Battle implied that Americans could fight the British if they had sufficient supplies.
-Battle of Bunker Hill was first major battle of the Revolutions. It showed that the Americans could hold their own, but the British were also not easy to defeat. Ultimately, the Americans were forced to withdraw after running out of ammunition, and Bunker Hill was in British hands. However, the British suffered more deaths.