Who was a significant individual in the Republican coalition during reconstruction in Georgia?

During the Reconstruction era in Georgia, each of the individuals mentioned played a vital role within the Republican coalition, making significant contributions to the political landscape of that time.

Rufus Bullock emerged as a key figure as he served as the governor of Georgia from 1868 to 1871. His governance was marked by efforts to promote civil rights and support the integration of freed African Americans into the political process, aligning him closely with the Republican Party's objectives during Reconstruction.

Henry McNeal Turner was another important member of this coalition, known for his advocacy for African American rights. He served as one of the first African American legislators in Georgia and was instrumental in mobilizing black voters, emphasizing the necessity of political empowerment among African Americans during this period.

Joseph Brown, although initially a Democrat and former Confederate, showed a degree of cooperation with the Republicans during the Reconstruction period. His influence helped bridge some divides, which was critical in fostering a coalition between differing factions within the state.

Thus, all these individuals—each with their own unique contributions and significance—were pivotal in shaping the Republican coalition in Georgia during Reconstruction, leading to the correct selection of "All of the above" as the answer.