Answer:
Lemuel Haynes was an American Clergyman and a veteran of the American Revolution. He was the first black man to become a minister in the US. He was the son of African American and White Woman. He was a regular churchgoer and started to preach as a boy. He was against the colonization movement and also supported the same rights for the American of African Descent. He stayed at the West Parish Church of Rutland, Vermont for 33 years. He died in Granville in 1833.
He contributed to the revolution by writing and criticizing the slave trade and slavery. He also continued writing after the war. In his writings, he argued that slavery denied the black people of their natural rights.