Pyongyang: North Korea on Monday morning fired multiple short-range ballistic missiles as part of its renewed weapons test, according to its neighbours Japan and South Korea, raising tensions after the conclusion of US-South Korean military drills viewed by Pyongyang as an invasion rehearsal. The launches were North Korea’s first known missile testing activities in about a month. Pyongyang: North Korea on Monday morning fired multiple short-range ballistic missiles as part of its renewed weapons test, according to its neighbours Japan and South Korea, raising tensions after the conclusion of US-South Korean military drills viewed by Pyongyang as an invasion rehearsal. The launches were North Korea’s first known missile testing activities in about a month.