North Korean military officials are able to feed vital know-how back home from seeing Russia use their weapons in Ukraine, experts told BI.

North Korean leader Kim Jong Un threatened to use nuclear weapons to destroy South Korea if attacked, state media reported Friday, after South Korea’s president warned that if the North used nuclear weapons it would “face the end of its regime.

U.S. Deputy Secretary of State Kurt Campbell says that Washington and its allies are “alarmed” by North Korea’s nuclear and missile threats as well as its increasing military support for Russia’s war in Ukraine,

U.S. Deputy Secretary of State Kurt Campbell said Wednesday that Washington and its allies are “alarmed” by North Korea’s nuclear and missile threats as well as its increasing military support for Russia's war in Ukraine,