The Inter-American Defense College Celebrates 60 Years The Inter-American Defense College (IADC), located at Fort Lesley J. McNair, Washington, D.C., was formally opened on October 9, 1962. (Photo: Marcos Ommati/Diálogo) « ‹ of 5 › » Share on Social Media 00000 Related Posts Enduring Promise of Humanitarian Support and Camaraderie Ecuadorian Military Leaders Visit Kentucky National Guard