Answer:
As adopted by the framers of the Constitution, this congressional power is a fundamental component of the system of “checks and balances.” Through the impeachment process, Congress charges and then tries an official of the federal government for “Treason, Bribery, or other high Crimes and Misdemeanors.”
The reason why the speaker in “The Wanderer” left his home was because "his lord died," since this (at least in the mind of the speaker) relieved him of all responsibility.