which countries support was crucial to the new United States of America during its war for independence

France

Explanation:

The French were America's main allies during the war. They mainly aided America since they had their own issues with Britain. During the wars beginning they provided supplies to the Continental Army. In 1778, 5 years after the war, they officially became an ally of America through a treaty.

France My g

Explanation:The single most important diplomatic success of the colonists during the War for Independence was the critical link they forged with France. Representatives of the French and American governments signed the Treaty of Alliance and the Treaty of Amity and Commerce on February 6, 1778. French Foreign Minister Comte de Vergennes

answer; /// (c) i believe that the correct answer is; ///full faith and credit.

the option which was not a function of missionaries in the northwest was the first one - they established posts for trading furs and other goods.

missionaries were sent around the world to spread religion and their knowledge and others - they were not merchants who sold furs and other goods.