Sri Lanka, March 5 -- The U.S. Supreme Court handed Donald Trump a major victory on Monday, barring states from disqualifying candidates for federal office under a constitutional provision involving insurrection and reversing Colorado's exclusion of him from its ballot.

The justices unanimously overturned a Dec. 19 decision by Colorado's top court to kick the former president off the state's Tuesday Republican primary ballot after finding that the U.S. Constitution's 14th Amendment disqualified him from again holding public office. The Colorado court had found that Trump took part in an insurrection for inciting and supporting the Jan. 6, 2021, attack on the U.S. Capitol by his supporters.

The justices determined that only Congress can ...