why did the framers of the constitution feel that it was necessary to create a new plan of govermnet?

The framers created a best-known system—checks and balances. In this system, powers are shared among the three branches of government. At the same time, the powers of one branch can be challenged by another branch.

Explanation:

what are the events? you didnt list any

the economic difference between the three colonial regions. shipbuilding, whaling, fishing, and trapping where also main factors to the economy. the southern regional colonies economy was based on sugarcane, rice, cotton, tobacco, and indigo.