North American Aerospace Defense Command, commonly abbreviated NORAD, is a bi-national command of the US and Canada that maintains the sovereignty of North American airspace by providing aerospace surveillance as well as warning and assessment of aerospace attacks. Headquartered deep inside Cheyenne Mountain in Colorado, NORAD was formed in 1958 during the Cold War to provide security in the event of a Soviet nuclear attack. What false alarms have occurred since its inception? Discuss (http://forum.thefreedictionary.com/postst16053_North-American-Aerospace-Defense-Command-Founded--1958-.aspx)
Source: North American Aerospace Defense Command Founded (1958) (http://encyclopedia.thefreedictionary.com/North+American+Aerospace+Defense+Command)