The cases in Colorado, Maine and other states are requiring former President Donald J. Trump to devote resources already spread thin across four criminal indictments.
In a written decision, Maine’s secretary of state said that Donald J. Trump did not qualify for the ballot because of his role in the Jan. 6 attack on the U.S. Capitol.
After Colorado’s top court ruled that the former president was disqualified for engaging in insurrection, justices in Michigan considered a similar challenge.
Infighting between Trump acolytes and traditionalists has driven away donors and voters. Can the Michigan Republican Party rebuild in time for the presidential election?