The impeachment trial of Andrew Johnson, 17th president of the United States, was held in the United States Senate and concluded with acquittal on three of eleven charges before adjourning sine die without a verdict on the remaining charges.
The impeachment of Andrew Johnson was initiated on February 24, 1868, when the United States House of Representatives passed a resolution to impeach Andrew Johnson, the 17th president of the United States, for "high crimes and misdemeanors".