most of the important things in the diet happened between 16-18 april. on 16 april, martin luther got to the city of worms. he was told to come to the diet at 4 p.m. on the 17th, and given a lawyer. after a day of arguing about his works, he was told that he was acting like a heretic. on the 18th of april, he went home. but frederick iii, elector of saxony thought that someone might kill him, so he faked a highway ambush and used this as a reason to hide luther in one of his castles.