12th Amendment: Fixing the Electoral College

Until ratification of the 12th Amendment, the Electoral College system allowed the president and vice president to be bitter political enemies.

Could the Next Coup Attempt Hinge on the Meaning of the Twelfth Amendment? Why Risk it?, Neil H. Buchanan, Verdict

National popular vote - frequently asked questions

Electoral college chaos

The Twelfth Amendment and the Electoral College

The Electoral College is flawed -- so are the alternatives: Experts - ABC News

The 12th Amendment and the Election of 1800 – Statutes and Stories

The 12th Amendment of the US - KrisAnne Hall, JD

Historical U.S. Presidential Election Results

12th Amendment, Definition, Examples & Significance - Video & Lesson Transcript