Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. THe Western Air Defense Force (WADF) is an inactive United States Air Force organization. ITs last assignment was with Air Defense Command being stationed at Hamilton Air Force Base, California. IT was inactivated on July 1, 1960. WAs responsible for the air defense of the Western United States, 1949 1960. COntrolled air defense units in the following states: Washington, Oregon, California, Arizona, Nevada, Idaho, Wyoming (until 1952), Colorado (until 1952), Montana (until 1952) and New Mexico (until 1952). IN August 1957, Canadian and United States officials announced the establishment of an integrated command in Colorado Springs, Colorado which would centralize operational control of continental air defense. ON September 12, 1957, NORAD Headquarters operations commenced at Ent Air Force Base, Colorado Springs, Colorado.