Why is it important that the contribution of African America like Benjamin Banneker?

So they can support his idea and beleif.

Explanation:

Banneker made it a point to "freely and cheerfully acknowledge, that I am of the African race." Though not himself a slave, Banneker encouraged Jefferson to accept "the indispensable duty of those who maintain for themselves the rights of human nature," by ending the "State of tyrannical thraldom, and inhuman captivity . When the Bill of Rights was adopted in 1791, the liberties it provided were withheld from the hundreds of thousands of Africans living here in slavery. That same year, a free African-American, Benjamin Banneker, challenged the way blacks were seen and treated by whites in America in a public letter to Thomas Jefferson.

d) a constitutional amendment

although the crusades failed to capture jerusalem, they had several major impacts on western europe. they increased the authority of the king: sometimes nobles died in battle without leaving an heir in which case the king got their land. kings passed taxes to pay for the crusades.