Because there were 13 colonies. What else would you call it?
The thirteen colonies
Jamestown
Maine was not one of the original thirteen colonies.
I'm not certain whether or not Pennsylvania was one of the thirteen original colonies. The thirteen original colonies had their own flag. America's thirteen original colonies are to be found along the eastern seaboard of the North American continent.
Slaves were held in all thirteen of the original colonies. Or True.
type in thirteen colonies in google
The Original Thirteen Colonies
Maine was not one of the original thirteen colonies.
The thirteen original colonies became the first thirteen states in The United States of America.
The mother country of the thirteen original colonies was Great Britain.
thirteen colonies!
The 13 Original Colonies?