CaseTrail

Libel and defamation: Supreme Court decisions

Every U.S. Supreme Court decision from the 1946 through 2025 Terms that the Supreme Court Database classifies under the issue “Libel and defamation,” part of the First Amendment area.

36decisions
78%favorable to the petitioner
28%unanimous
3altered precedent or struck a law

Decisions by decade

1950s3
1960s12
1970s10
1980s8
1990s1
2000s1
2010s1

Most majority opinions

Legal provisions most often involved

First Amendment (speech, press, and assembly)27
49-449411
Federal Rules of Civil or Appellate Procedure1
First Amendment (petition clause)1
Article I, Section 6, Paragraph 1 (speech or debate clause)1
Communications Act of 19341

All 36 decisions, newest first

Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error