The Supreme Court on Monday rejected a call to overturn its landmark decision that legalized same-sex marriage nationwide.The justices turned away an appeal from Kim Davis, the former Kentucky court clerk who refused to issue marriage licenses to same-sex couples after the high court’s 2015 ruling in Obergefell v.

The U.S. Supreme Court on Monday declined to take up a case challenging its landmark decision to legalize gay marriage nationwide.

On Monday, the justices declined to hear former Kentucky clerk Kim Davis’s appeal, rejecting her attempt to overturn lower court rulings that found she violated the constitutional rights of same-sex c...