The term 'HISTORIC Trials' can be broken down into two crossword solutions: ATESTS (6 letters) and HISTORIC (8 letters). ATESTS is a word that refers to a legal proceeding in which a person or persons are judged by a court of law. HISTORIC is an adjective that describes something that is significant in history, often due to its age or importance. Together, the two words form the phrase 'HISTORIC Trials, ' which refers to trials that have had a lasting impact on history. These trials may involve famous figures, landmark decisions, or other events that have shaped the course of history.