The U.S. House of Representatives votes 11 articles of impeachment<span>against President </span>Andrew Johnson<span>, nine of which cite </span>Johnson's<span>removal of Secretary of War Edwin M. Stanton, a violation of the Tenure of Office Act. The House vote made President </span>Johnson<span> the first president to be </span>impeached<span> in U.S. history.</span>
Andrew Johnson's impeachment began in 1868 on charges of violation of the Tenure of Office Act, which made the resignation of certain cabinet posts conditional upon prior Senate approval. Johnson had fired Secretary of Defense Edwin M. Stanton, a radical Republican, without prior consultation with the Senate.