North Korea slammed the United States over a recent Pentagon report that labeled it a “persistent” threat because of weapons of mass destruction, saying Wednesday that it will counter any US aggression or provocations with “the most overwhelming and sustained response strategy.” Last week, the Pentagon released the unclassified version of its “2023 Strategy for Countering Weapons of Mass Destruction” describing WMD challenges and methods to address them. The report stated that while China and Russia present “the principal WMD challenges,” North Korea, Iran and violent extremist organisations remain “persistent regional threats” that must also be addressed. Such U.S. descriptions...