![Carlos McKnight of Washington, waves a flag in support of gay marriage outside of the Supreme Court in Washington Friday.](https://will.illinois.edu/images/uploads/36238/same_sex_marriage__medium.jpg)
Supreme Court Rules All States Must Allow Same-Sex Marriages
The Supreme Court has declared that same-sex couples have a right to marry anywhere in the United States. Gay and lesbian couples already can marry in 36 states and the District of Columbia.