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William Joseph Brennan Jr. (April 25, 1906 – July 24, 1997) was an American judge who served as an Associate Justice of the United States Supreme Court from 1956 to 1990. As the seventh longest-serving justice in Supreme Court history, he was known for being a leader of the Court's liberal wing.
https:// en.m.wikipedia.org/wiki/William_J._Brennan_Jr.