What three countries fought on the side of the colonist

Powers of states the first letter of the answer is r.

As the result of a conflict between british troops and a colonial militia in massachusetts

Since so many american men during world war ii were fighting overseas, the factorices lay empty. this presented a problem the u.s. military was in such dire need of manufactured goods bullera, tanks, airplanes , ships, and many other things. whose point of view si best reflected in these lunes?