Canada's new leader will announced a multibillion dollar radar purchase from Australia and an expansion of military operations in the Arctic while visiting Canada’s far north in an effort to assert so

Canada and Australia are planning to jointly develop a new military radar system in the Arctic amid a global surge of interest in the region, according to Canadian Prime Minister Mark Carney, who warned that Canada’s “adversaries are increasingly emboldened.

China’s People’s Liberation Army is deploying advanced air defense radars capable of detecting stealth aircraft, according to an Air Force think tank report.