This WWII 57th ADA Air Defense Artillery Regiment Veto DI Unit Crest Pin is a rare and unique piece of militaria from the United States. With its original and authentic design, this pin is a great addition to any collection focused on the World War II (1939-45) conflict. The pin features the iconic Veto DI Unit Crest, making it an excellent representation of the 57th ADA Air Defense Artillery Regiment. A must-have for collectors interested in militaria and pins from this period.