Revolutionary War Benjamin Franklin. How did benjamin franklin help during the revolutionary war? Benjamin franklin’s most prominent contributions during the american revolution were helping to draft the declaration of independence and successfully negotiating an alliance with france.
In late 1776, franklin was sent to france as a diplomat for the american cause. Franklin was the minister to france from september 14, 1778 to may 17, 1785 and was replaced with thomas jefferson. Constitution, and he negotiated the 1783 treaty of paris ending the revolutionary war.