Who fired the shot that began the American Revolution?

The British fired the first shot. This was also known as, "The shot heard round the world" since this event was famous all over the world.

it provided for selection of government employees through competitive examinations. it also made it unlawful to fire or demote covered employees for political reasons or to require them to give political service or payment, and it set up a civil service commission to enforce the law.

explanation:

d. migration of french settlers into english colonies