Worst Supreme Court Decisions Ever

What are the worst decisions of the U.S. Supreme Court?

It pretty much depends on which side of the political spectrum you ask.

Liberal's top pick is Bush v. Gore.

Conservative's top pick is Roe v. Wade.

Both liberals and conservatives choose:

Dred Scott v. Sanford,
Plessy v. Ferguson, and
Korematsu v. United States.