Answer:a. to establish ability to build forts
Explanation:
I'd say its A, because after wars things start to decline.
I hope this is right and helped you out.
Answer: the French and Indian war in 1763, relations between the American colonists and the British crown and parliament quickly deteriorated.
There are many ways for this to happen. The president can make bills. This isn't always effective as they can be rejected by congress. The president can also wage war. He has to be careful when doing this as it could backfire on him.