Strauss v. Horton, 46 Cal. 4th 364, 93 Cal. Rptr. 3d 591, 207 P.3d 48 (2009), was a decision of the Supreme Court of California, the state's highest court. It resulted from lawsuits that challenged the voters' adoption of Proposition 8 on November 4, 2008, which amended the Constitution of California to outlaw same-sex marriage. Several gay couples and governmental entities filed the lawsuits in California state trial courts. The Supreme Court of California agreed to hear appeals in three of the cases and consolidated them so they would be considered and decided. The supreme court heard oral argument in the cases in San Francisco on March 5, 2009. Justice Kathryn Mickle Werdegar stated that the cases will set precedent in California because "no previous case had presented the question of w