National security. National Defense Establishment, unification of armed services, hearings, 80th Congress, 1st session, on S. 758, to promote national security by providing for National Defense Establishment which shall be administered by Secretary of National Defense, and for Department of Army, Department of Navy, and Department of Air Force within National Defense Establishment, and for coordination of activities of National Defense Establishment with other departments and agencies of the Government concerned with national security, Apr. 8 [-May 9], 1947.

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