Answer:
Republicans opposed this because they thought Lincoln's plan was too mild. They argued that the congress, not the president, should control Reconstruction policy. Their plan was called the Wade-Davis Plan. In the Wade-Davis plan 50 percent had to swear loyalty and if you were a Confederate you would not get to vote.
Step-by-step explanation:
It was when 10 percent of the voters of a state took an oath of loyalty, to the Union the state could form a new government and adopt a new constitution- a constitution banning slavery.