Encyclopedias, Almanacs, Transcripts, and Maps
- Reagan v. Farmers' Loan & Trust Co. 154 U.S. 362 (1894)
- Reagan, Ronald (1911–)
- Reagan, Ronald (1911–) (Update)
- Real Evidence
- Real IRA (RIRA)
- Reapportionment
- Reapportionment (Update)
- Reasonable Doubt
- Reasonable Expectation of Privacy
- Red Code
- Red Hand Defenders (RHD)
- Red Lion Broadcasting Co. v. Federal Communications Commission 395 U.S. 367 (1969)
- Reed, Stanley F. (1884–1980)
- Reese v. United States 92 U.S. 214 (1876)
- Regan v. Wald 468 U.S. 222 (1984)
- Regents of University of California v. Bakke 438 U.S. 265 (1978)
- Regulatory Takings
- Rehabilitation Act 87 Stat. 355 (1973)
- Rehearing
- Rehnquist Court