ANSBACH, Germany - Soldiers from the 678th Air Defense Artillery (ADA) Brigade, South Carolina Army National Guard, arrive at Bismarck Kaserne in Ansbach, Germany Feb. 28, 2018. The first Air Defense Artillery Brigade in Europe since the cold war, the 678th ADA is on a nine-month rotation in support of U.S. Army Europe (USAREUR). USAREUR forces serve a critical role in advancing U.S. interests and provides a visible symbol of the U.S. commitment to the European regional allies.