The National Security Act of 1947 created the National Security Council. The Act was designed by President Truman...and until the creation of the Department of Homeland Security in Nov. 2002, the National Security Act of 1947 was the most substantial change made to the military and foreign policy apparatus since the country was created.
National Security League was created in 1914.
National Security Medal was created in 1953.
National Security Archive was created in 1985.
Kazakh National Security was created in 1992.
National Security Resources Board was created in 1947.
National Institute on Retirement Security was created in 2007.
National Security Operations Center was created in 1949.
National Agency for Computer Security was created in 2004.
Committee on National Security Systems was created in 2001.
National Nuclear Security Administration was created in 2000.
National Security Service - Somalia - was created in 1970.
National Security Whistleblowers Coalition was created in 2004.