Salisbury, Robert H. "What If Marbury v. Madison and the Impeachment of John Marshall (1803)."
Divergence: 1803 CE
What if: Congress impeached and removed Chief Justice Marshall from office.
Comments: Scholarly history describing the "crippling" of the US Supreme Court, ending in impeachment of three justices who supported abortion in 1973.
Published: In What If? Explorations in Social-Science Fiction (ed. Nelson W. Polsby), q.v.