 Fort Huachuca became the "Home of Military Intelligence" on 23 March 1971, and the last class graduated from Fort Holabird on 2 September 1971, nearly 17 years to the day after the Army Intelligence Center was established there.USAINTCS Established at Ft. Holabird, MD

On 1 July 1962, the Army Intelligence and Security Branch was established as a basic Army branch to meet the increased need for national and tactical intelligence.The redesignated branch came with the creation of a new dagger and sun branch insignia, replacing the sphinx insignia that had been in place since 1923.