Final answer:
The Republican state Reconstruction governments in the South made significant and long-lasting achievements in 1) public education and 4) black leadership development.
Step-by-step explanation:
The Republican state Reconstruction governments in the South made significant and long-lasting achievements in 1) public education and 4) black leadership development. During Reconstruction, every Southern state established a public school system, which was a major accomplishment.
Republican officials also worked to develop black leadership by allowing black men to serve as delegates in state constitutional conventions and actively participate in revising state constitutions.