Gay rights supporters celebrate Supreme Court rulings Pictures Gay rights supporters celebrate Supreme Court rulings A couple celebrates upon hearing the U.S. Supreme Court has struck down the Defense of Marriage Act at City Hall in San Francisco, June 26, 2013. The U.S. Supreme Court on Wednesday struck down a controversial federal law that defines marriage as a union between a man and a woman, in a major victory for supporters of same-sex marriage. Read more: Supreme Court strikes down key part of DOMA, dismisses Prop 8 case Credit: Justin Sullivan/Getty Images