sentences:  Radical Republicans countered with the Wade–Davis Bill, a Reconstruction plan that included protections for the rights of freed African Americans and required fifty percent of voters to swear the "Ironclad Oath" indicating that they had never and never would support a rebellion against the United States.As the Wade–Davis Bill interfered with Lincoln's plans for the readmission of Louisiana and Arkansas, Lincoln pocket vetoed the bill in late 1864.Even as they cooperated on most other issues, Lincoln and congressional Republicans continued to clash over Reconstruction policies after the 1864 election.