Which african american was the first black person to get a doctorate from harvard university?

W.E.B. Dubois was the first black person to get a doctorate from Harvard University.

Explanation:

When he entered many Universities to pursue advanced studies he was confronted with discrimination that continued based on ethnicity and race in colleges and schools. This influenced him to work for the benefit of the Africans.

He pursued a writing career which made Du Bois to enthusiastically support the African American community. His books echoed his solid support towards the people of Africa. His writings were widespread and respected by the Africans all over the world.  

He founded an establishment which worked diligently for the development of the colored people.

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.