Service Alphas USMC Uniform Guide Military uniform styles have gone through significant changes over the centuries. European fashion influenced the U.S. Marine Corps uniform designs early on, but that changed once the United States became a world US Marine Corps Alpha Charlie Dress Green Uniform Poly Wool W. Belt sz 37L USMC Marine US Post WW2 Badged Forest Green Wool Service Dress Tunic Grouping W Pants, O