Protagonist simply means either: (1) one of the principal characters in a story or (2) an advocate of a certain idea. It has no particular connection to the American Revolution, but it can be used in reference to the American Revolution.
For example:
The protagonists of the American Revolution were the Sons of Liberty.
victory (:
decleration
Yes u do
Boston massacre
war
John Adams
nothing find it your self
TO endorse
Fife
Xavier Cathedral
Overthrow, Oppose,
Over Seas in a boat