MPLS is the Cadillac of enterprise WAN services, having earned its stripes as the link option of choice because of its reliability, flexibility and controls. But upstarts are saying that, with a little ingenuity, they can use Internet pipes to achieve the same ends at a better price.
The United States Air Force became a separate military service on September 18, 1947, with the implementation of the National Security Act of 1947.
Army Air Corps. In the first major step toward an independent Air Force, the Army Air Service was re-designated, July 2, 1926, as advocates of air power fought for a separate branch under the Department of Defense, and others fought to keep the aviation assets within the Army command structure.