Uniting Americans who have participated in high school, vocational, and young professionals CBYX programs. CBYXAA is an @ECAatState program The Congress-Bundestag Youth Exchange Alumni Association (CBYXAA) unites Americans who have participated in high school, vocational, and young professionals CBYX programs. CBYX is sponsored by the U.S. Department of State. CBYXAA exists to build a self-sustaining, empowered, alumni driven association that works to support and further the goals of the Congress-Bundestag Youth Exchange (“CBYX”) program after individuals return from the program year overseas. This Association seeks to develop, enhance, preserve and foster the transatlantic relationship between the United States and Germany, and continued engagement with Germany, one of our country’s most important European allies.