Under President Johnson’s plan for Reconstruction, how could states be readmitted to the Union?
Twenty percent of a state’s white males had to swear loyalty.
States had to disenfranchise all former Confederate soldiers.
State conventions had to establish new governments.
States had to ratify all three Reconstruction amendments.

Under President Johnson’s plan for Reconstruction, State conventions had to establish new governments. Thus, the correct option is C). State conventions had to establish new governments.

What was President Johnson's plan for Reconstruction?

In May 1865, just immediately after the death of the President Lincoln, President Andrew Johnson and his administration developed a plan for Reconstruction, that is popularly known as the Presidential Reconstruction.

Under Johnson's Presidential Reconstruction, it was decided that all land that had been taken by the Union Army and distributed to the enslaved people by the army must reverted back to its original owners.

The President Johnson's plan for Reconstruction basically the plan called for granting pardon and returning people's property if they promised to be loyal to the United States.

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