Answer:
The closest event to a medieval tournament in modern day America would be The Civil War reenactment
Step-by-step explanation:
Standard medieval tournaments were set between 1160 - 1170s an were centered around Melee which consisted in a battle between two teams of horsemen, the event also included the reenactment of historical events, drama symbolism and costumes, and also social events turning around the activity an while it required the preparation of knight as warriors (American reenactment is mostly acting) there can certainly be a comparison between these two.