Canada's military has accused Chinese warplanes of harassing its patrol aircraft as they monitor North Korea sanction evasions, sometimes forcing Canadian planes to divert from their flight paths.

On several occasions from April 26 to May 26, aircraft of the People’s Liberation Army Air Force (PLAAF) approached a Royal Canadian Air Force (RCAF) CP-140 Aurora long-range patrol aircraft, said the Canadian Armed Forces in a statement yesterday.

"In these interactions, PLAAF aircraft...