By the middle of the 1600s almost all goods imported into the American colonies came into the colonies through the new England supports. There a relationship with a great Britain was therefore greatly affected by

Revolutionary war

Explanation:

By the middle of the 1600s almost all goods imported into the American colonies came into the colonies through the new England supports. Their relationship with a great Britain was therefore greatly affected by  the American revolutionary war.

As a result of the American Revolutionary war, ties were broken between the American colonies and Great Britain which badly affected trade between them.

increase in population

australian plates collided into eurasian plates, and the himalayas formed. the andes mountain range the himalayas and the islands of japan form differently. the andes mountain range formed at the convergent boundary of an oceanic plate and continental plate.