Reconstruction Acts

The Reconstruction Acts (1867) were congressional laws that placed the former Confederate states under military rule and required them to write new constitutions guaranteeing Black male suffrage and to ratify the 14th Amendment before rejoining the Union.

Verified for the 2027 AP US History examLast updated June 2026

What are the Reconstruction Acts?

The Reconstruction Acts were a series of laws Congress passed in 1867, over President Andrew Johnson's veto, that took control of Reconstruction away from the president and put it in congressional hands. The acts divided the South into military districts under federal army control and set the terms for readmission to the Union. Each Southern state had to write a new state constitution guaranteeing voting rights to Black men and ratify the Fourteenth Amendment.

Think of the acts as Congress hitting the reset button on Reconstruction. Lincoln's 10% Plan and Johnson's lenient policies had let former Confederates regain power and pass Black Codes that re-created slavery in everything but name. The Reconstruction Acts were the Radical Republican response. They made federal protection of African American citizenship a condition of statehood itself, which is exactly the kind of shift in federal-state relations the CED flags in KC-5.3.II.i.

Why the Reconstruction Acts matter in APUSH

This term lives in Unit 5: Civil War and Reconstruction, specifically Topic 5.10 (Reconstruction) and Topic 5.12 (Comparison in Period 5). It directly supports learning objective APUSH 5.10.A, explaining the effects of government policy during Reconstruction on society from 1865 to 1877. The acts are the clearest single piece of evidence that Reconstruction "altered relationships between the states and the federal government" (KC-5.3.II.i). Before 1867, states largely controlled who could vote and how labor was organized. After the acts, the federal government dictated those terms at gunpoint, literally, through military occupation. That makes this law a go-to example for the Politics and Power theme and for any continuity-and-change question about federal authority. For the full picture of Reconstruction politics, head up to the Topic 5.10 study guide.

How the Reconstruction Acts connect across the course

Black Codes (Unit 5)

The Black Codes are the cause; the Reconstruction Acts are the effect. When Southern states passed laws restricting freedpeople's labor and movement in 1865-1866, Congress concluded that Johnson's lenient approach had failed and imposed military Reconstruction instead. Exam questions love this cause-effect chain.

Fourteenth Amendment (Unit 5)

The acts gave the 14th Amendment its teeth. Southern states had initially refused to ratify it, so Congress made ratification a non-negotiable price of readmission. Amendment plus enforcement mechanism is the pairing to remember.

10% Plan (Unit 5)

Lincoln's 10% Plan asked only 10 percent of a state's voters to swear loyalty before readmission. The Reconstruction Acts sit at the opposite end of the leniency spectrum, demanding military occupation, new constitutions, and Black suffrage. Comparing the two is a classic Topic 5.12 move.

Andrew Johnson's impeachment (Unit 5)

The acts were part of the same Congress-versus-president showdown. Johnson vetoed them, Congress overrode him, and his attempts to obstruct congressional Reconstruction led directly to his impeachment in 1868.

Are the Reconstruction Acts on the APUSH exam?

On the multiple-choice section, the Reconstruction Acts usually show up in cause-effect and change-over-time stems. One common pattern asks which policy was designed to bring Southern states back into the Union, and another asks what the shift from tolerating Black Codes in 1865 to imposing military occupation by 1867 reveals about federal-state relations. You should be able to identify the acts as the federal response to Black Codes and Johnson's failed Presidential Reconstruction. No released FRQ has used the term verbatim, but the acts are prime evidence for LEQs and DBQs on the expansion of federal power, the limits of Reconstruction, or comparisons between Presidential and Congressional Reconstruction. Use them with a date (1867), a mechanism (military districts), and a requirement (Black male suffrage and 14th Amendment ratification) to earn evidence points.

The Reconstruction Acts vs Reconstruction Amendments (13th, 14th, 15th)

The amendments changed the Constitution; the Reconstruction Acts were ordinary laws that forced the South to accept those changes. The 14th Amendment defined citizenship and equal protection, but it only got ratified in the South because the Reconstruction Acts of 1867 made ratification a requirement for readmission. If a question is about constitutional rights, think amendments. If it's about military districts, readmission terms, or Congress overriding Johnson, think Reconstruction Acts.

Key things to remember about the Reconstruction Acts

  • The Reconstruction Acts of 1867 divided the former Confederacy into military districts and marked the start of Congressional (Radical) Reconstruction.

  • To rejoin the Union, Southern states had to write new constitutions guaranteeing Black male suffrage and ratify the 14th Amendment.

  • Congress passed the acts over Andrew Johnson's veto, signaling that Congress, not the president, now controlled Reconstruction.

  • The acts were a direct federal response to the Black Codes and the failures of lenient Presidential Reconstruction.

  • For the exam, the acts are top-tier evidence that Reconstruction shifted power from the states to the federal government (KC-5.3.II.i).

Frequently asked questions about the Reconstruction Acts

What did the Reconstruction Acts of 1867 do?

They placed the former Confederate states under military rule and required each state to write a new constitution guaranteeing voting rights for Black men and to ratify the 14th Amendment before being readmitted to the Union.

Did the Reconstruction Acts give African Americans the right to vote?

Sort of, but only in the South and only as a condition of readmission. Nationwide Black male suffrage came with the 15th Amendment in 1870. The acts forced Southern states to include Black suffrage in their new constitutions starting in 1867.

How are the Reconstruction Acts different from the 14th Amendment?

The 14th Amendment is a constitutional change granting citizenship and equal protection, while the Reconstruction Acts are the 1867 laws that forced Southern states to ratify that amendment. The acts were the enforcement tool; the amendment was the right being enforced.

Why did Congress pass the Reconstruction Acts?

Because Presidential Reconstruction under Johnson had let Southern states pass Black Codes and return former Confederates to power. Radical and moderate Republicans responded in 1867 by taking over Reconstruction and imposing military occupation.

Did Andrew Johnson support the Reconstruction Acts?

No. Johnson vetoed them, and Congress overrode his vetoes. His ongoing resistance to congressional Reconstruction led to his impeachment in 1868, where he survived removal by a single Senate vote.