Why did the British start to tighten control on the colonies?

The king tightened control over the colonies because the war cost a lot so he put taxes to get more money and when the colonists refused to pay the taxes the king got worried about how much loyalty the colonists had so he tightenedhis grip

Explanation:

I don't know I just got it from Google ...

Answer: I believe they started to suspect the colonies where planning on something.

Explanation: I'm not that sure you sure you should still google though