Perhaps the two most important people when it came to facilitating and helping the cause of the Underground Railroad were Harriet Tubman and Levi Coffin, since they were both powerful abolitionists.
Here is the answer all in one
Explanation:
The Treaty of Alliance or Franco-American Treaty was a defensive alliance between France and the United States of America, formed in the midst of the American Revolutionary War, which promised mutual military support in case fighting should break out between French and British forces,
I think it was the triangular trade