What colony was a major urban center in each of the three colonial regions?

Boston, Philadelphia, and Charleston

Explanation:

North America had many English colonies of different sizes and influence and power. Although all colonies were important for the settlement of the territory, there were 3 colonies that were the largest of the colonial regions, either by the trade they had, by industrial production, or by the number of people these colonies were large urban centers. These cities were Boston, Philadelphia, and Charleston.

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."

during the ming dynasty