— April 2, 2014: Two Alaska-based Norad F-22 fighters intercept and visually identified two Russian Tu-95 "Bear" long-range bombers flying in the airspace west of the Alaskan coast.
— June 9, 2014: Two Alaska-based Norad F-22 fighters intercept and visually identified four Russian long-range bombers and one refuelling tanker near the Alaska. Two bombers exited the area heading west and the other two bombers headed south and were later visually identified near the northern California coast by two F-15 fighters from the Continental Norad region.
— Early August 2014: A spike in aircraft operating in and around the United States in early August. The military doesn't provide specific numbers or dates of these flights.
— Sept. 17, 2014: Two Alaska-based F-22 fighters identify and intercept two Russian IL-78 refuelling tankers, two Russian MiG-31 fighter jets and two Russian "Bear" long-range bombers west of Alaska. The group of Russian aircraft flew a loop south and returned westward toward Russia.
— Sept. 18, 2014: Two Russian "Bear" long-range bombers are intercepted and identified by two Canadian CF-18 fighters in the western reaches of the Canadian zone in the Beaufort Sea.
— Dec. 8, 2014: Two Canadian CF-18 fighters intercept and visually identify two Russian Tu-95 "Bear" long-range bombers flying in international airspace northwest of Anchorage and into the Beaufort Sea off the Canadian coast.
(Source: North American Aerospace Defence Command)