Congress took over Reconstruction from President Johnson after

Northern Republicans resigned from Congress.

former Confederate leaders were elected to Congress.

the president punished the South for the Civil War.

the president demanded an end to Reconstruction.

B former Confederate leaders were elected to Congress.

Congress took over Reconstruction from President Johnson after former Confederate leaders were elected to Congress. Option B is correct.

Congress passed the Reconstruction Acts. These initially were vetoed by President Johnson, but later were overridden by Congress. The Reconstruction era constituted the period from 1863 to 1877 in American history. It was a major time in the history of American civil rights.