What 34 cities became important ports in the middle colonies?

The Middle colonies are New York, Pennsylvania, New Jersey and Delaware. Hudson River flows through New York City - Most populated city in the US. Pennsylvania is the second largest state, Philadelphia - largest city located on Delaware River. New Jersey - all lowland. Delaware - below south Jersey, regions smallest state. Middle colony farmers - easier time - low flat land, longer growing season, fertile soil - well suited to crops like wheat, fruit and vegetables.

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