The term 'FINAL CONFRONTATION' can be summarized by two crossword solutions: SHOWDOWN (8 letters) and SURRENDEROFCORNWALLIS (21 letters). SHOWDOWN is a term used to describe a confrontation between two parties, usually involving a physical altercation or a verbal argument. SURRENDEROFCORNWALLIS refers to the surrender of British General Charles Cornwallis to American and French forces at the Battle of Yorktown in 1781, which marked the end of the American Revolutionary War. This event was a major final confrontation that resulted in the independence of the United States of America.