Since the embarrassing impeachment and failed conviction of President Andrew Johnson in 1868, Americans more or less had avoided that ultimate constitutional method of removing a chief executive from power. The Johnson impeachment had been so steeped in personal hatred, political rivalry, and post-war agendas that the failure by one vote in the Senate to remove the impeached Johnson more or less discredited the process for a century.
Read MoreCommentary: The Poison Legacy of ‘Low-Bar’ Impeachment
