North Korean leader Kim Jong Un visited an unmanned aerial vehicle facility and ordered the "full-scale mass production" of new suicide attack drones, state media reported Friday, amid growing military cooperation between Pyongyang and Moscow.

Kim Jong Un watched a test of suicide drones and wants production of the aerial weapons ramped up. North Korea's latest military operation came as the US, South Korea and Japan engaged in combined military exercises.

North Korean leader Kim Jong Un has ordered his country to quickly start mass producing self-detonating explosive drones, calling their development an “essential requirement,” after overseeing a test of the deadly aerial weapon,