How the American Revolution expanded to include people who were neither Patriot nor Loyalist soldiers, and why these outside groups were involved.

The answer is below

Explanation:

1. The American Revolution expanded to include people who were neither Patriot nor Loyalist soldiers because both the Patriots and the British tried to woo them (the fence-sitters) on their side for the war.

2. The reason these outside groups were involved is that the fence-sitters were involved because they were convinced that they should take part in their future which may be resting on the outcome of the war