Common Cause was among various groups that submitted an amicus brief to the high court in support of removing the twice-impeached former president from the ballot.

"American democracy has never meant unchecked mob rule," Colorado Common Cause executive director Aly Belknap said Thursday. "Donald Trump sent an armed mob to the Capitol in an attempt to overturn the results of an election."

"His ongoing incitement has led to an unprecedented rise in attacks and death threats against election workers, judges, and...