If we’re entering a new cold war, it’s not the same as the post- World War II version. China would appear to be the main foe, although Russia remains a challenging adversary. In March 2020, North American Aerospace Defense Command F-22s and CF-18s, supported by KC-135 Stratotanker and E-3 Sentry AWACS aircraft, intercepted two Russian Tu-142 maritime reconnaissance aircraft entering the Alaskan Air Defense Identification Zone. (Photo by North American Aerospace Defense Command)