John Paul Stevens

Associate Justice from 1975 to 2010 who served under seven presidents and became the Court's senior liberal voice. Stevens wrote the majority in Hamdan v. Rumsfeld (2006), ruling that military tribunals at Guantanamo violated the Geneva Conventions, and Kelo v. City of New London (2005). He became the senior associate justice in 1994 and the longest-lived Supreme Court justice in U.S. history, dying at age 99 on July 16, 2019.