It was the ultimate act of defiance of its time, a statement to a presumably divinely-appointed monarch from his supposed subjects that they had decided to reject his authority. The world had seen rebellions against monarchy before, but usually on the basis of rival claims to the throne, or on religious principles more than political.
On July 4th, 1776, Great Britain’s colonies united not to depose a king but to declare him irrelevant to their land, and to make the clearest declaration in history of the right of a people to self-governance.