Respuesta :
A is the correct answer.
Reconstruction refers to the period after the Civil War in which the United States worked to reintegrate the Southern States into the Union.
Reconstruction was largely a failure and the new African-American citizens were largely abandoned by the federal government as Rutherford B. Hayes bartered their rights away in return for support to become President.
Answer:
A. the civil war
Explanation:
"Reconstruction" refers to the period immediately following the Civil War. It really has a double meaning: in addition to the physical act of rebuilding areas of the South is also refers to federal government overseeing the former Confederate states in order to monitor the treatment of former slaves. This period lasted until 1877.