In this Feb. 16, 2018, photo, Andy Cilek poses with a Tea Party shirt at his home in Eden Prairie, Minn. Cilek was one of two voters who defied elections officials after he was asked to cover up a tea-party shirt and button. A Minnesota law that bars voters from wearing political hats, T-shirts, buttons and other apparel to the polls is about to get a look from the Supreme Court. (AP Photo/Jim Mone)
WASHINGTON — A “Make America Great Again” hat. A tea party T-shirt. A MoveOn.org button.