Maine’s election chief has disqualified former President Donald Trump from the state’s presidential primary ballot, in a surprise decision based on the U.S. Constitution’s 14th Amendment’s “insurrectionist ban,” CNN confirmed on Dec. 28. The 14th Amendment is from the Civil War era and says officials can’t run for office if they “engaged in insurrection,” a phrase used to describe Confederate leaders who once fought against the Union, but has only been applied twice in the 20th century and does not mention the presidency. Maine’s secretary of state Shenna Bellows said Trump must be disqualifie…