On June 26, 2015, the United States Supreme Court legalized same-sex marriage in all U.S. states, ruling that the Constitution guarantees marriage rights to all citizens regardless of their sexual preference. The historic decision was hailed as a major victory by LGBT-rights advocates, but opponents condemned it as an assault on traditional values. This timely, essential volume traces the history of the landmark Supreme Court case, including the arguments for and against same-sex marriage that still rage today.