The NSA was created by the National Security Act of 1947 and took effect on November 4, 1952, the same day as the presidential election, without media coverage or press release. It has had sixteen directors. The longest serving director was [[United States Air Force|U.S. Air Force]] General [[Michael Hayden]] who oversaw major management changes and later became the director of the [[Central Intelligence Agency]]. | The NSA was created by the National Security Act of 1947 and took effect on November 4, 1952, the same day as the presidential election, without media coverage or press release. It has had sixteen directors. The longest serving director was [[United States Air Force|U.S. Air Force]] General [[Michael Hayden]] who oversaw major management changes and later became the director of the [[Central Intelligence Agency]]. |