Why did the American colonists have the rights of English men?

The rights of the Englishmen are perceived traditional rights of citizens of England. Some colonists that objected to British rule in the British colonies in North America argued that their traditional rights as Englishmen were being violated. This subsequently became a justification for the American revolution.

I believe that the american colonists felt that they had rights of englishmen because their charters guaranteed them these rights and they emigrates and descendants of emigrated from England