America would never let blacks join there army at first and thought of them only as slaves and not even george want slaves in his army free or not.
in november, 1775 british told everyone that any slave who fight for the british will be free within a month 300 slaves joined the army then a black only army called the "Ethiopian Regiment" wore uniforms and on it said "Libery to slaves" over the next Five months 30,000 escaped slaves went to joined the british army.