How to interpret the Constitution's impeachment clauses -- British impeachments, 1376-1787 -- American impeachments before 1787 -- The founders' impeachment -- Impeaching legislators and lesser executive branch officials -- Impeachment of judges -- The impeachment of Andrew Johnson -- The fall of President Richard Nixon -- The strange case of William Jefferson Clinton -- The scope of impeachable presidential conduct : general principles -- Impeachment for obstruction of justice -- Impeachment for abuse of the pardon power -- Impeachment for lying -- Impeachment for corruption : schemes of peculation, the emoluments clauses, and the avaricious president -- The Twenty-Fifth Amendment as an alternative to impeachment -- Impeaching Donald Trump -- Appendix: United States impeachments, 1789 to present.