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MISSION Educate and develop Guardian leaders in support of the National Defense Strategy who are prepared to dominate the space domain in today’s complex global environment. VISION The premier organization for development and education of space-domain experts, equipped to evolve spacepower for our nation and its allies. HISTORY DEL 13 draws its heritage from the former 3430th Technical Training Group (TCHTG) at Lowry AFB, Colorado, which was responsible for all space related training in support of the former Air Force Space Command. The 3430th TCHTG was activated Oct. 1, 1984 and inactivated Sept. 1, 1991.