During the American Revolution, what factor made the Battles of Lexington and Concord and the Battle of Bunker (Breed’s) Hill unique?

Responses

They were the only battles to take place in New England.
They were the only battles to take place in New England.

They were fought before the signing of the Declaration of Independence.
They were fought before the signing of the Declaration of Independence.

They were American victories without the help of France.
They were American victories without the help of France.

They were the first naval battles off the coast of Boston.

They were the first battles of the American Revolution.