This 1960 documentary, “In Your Defense,” introduces the SAGE (Semi-Automatic Ground Environment) System, a pioneering defense network developed in the 1950s to detect and respond to potential air attacks on the US. Showcasing one of the earliest large-scale computer systems, the film illustrates how SAGE integrated radar stations, interceptor aircraft, and missile sites across North America. 🔗 Continue watching via CHM's YouTube channel: https://www.youtube.com/watch?v=06drBN8nlWg | Computer H