Who became the first black governor of Louisiana in 1872?

Pinckney Benton Stewart Pinchback is recognized as the first black governor of Louisiana, serving from 1872 to 1873. His term followed the Reconstruction era, a significant period in American history characterized by efforts to rebuild the Southern states and integrate freed slaves into society. Pinchback's leadership was crucial during this time, as he worked to promote civil rights and improve the political landscape for African Americans in Louisiana.

Before becoming governor, Pinchback also held other political positions, including serving as a state senator. His appointment signifies a notable achievement in the struggle for representation and equality following the Civil War. His tenure as governor, although brief, was historic and paved the way for future generations. The other individuals mentioned did not hold the office of governor in this context, making Pinchback the correct choice in this question.