Why did Pennsylvania and New York City Grow to become The largest and wealthiest cities in the colonies?

Explanation:

NewYork: First, the port of New York came to dominate American shipping and immigration completely. Second, New York exploded as a manufacturing town, as industries such as sugar, publishing, and most importantly the garment trade clustered around the port.

Pennsylvania:  American Indian groups and fertile farmland helped Penn's experiment become a success. Pennsylvania grew into one of the most important cities in colonial America, becoming the birthplace of the U.S. Constitution.

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