SEOUL (Reuters) -North Korean leader Kim Jong Un said South Korea is a foreign and hostile country, state media KCNA said on Friday. The remarks come a day after KCNA said North Korea's national assembly amended the constitution to designate South Korea a "hostile state",

North Korean leader Kim Jong Un reminded his troops to treat South Korea as a hostile foreign enemy and insisted that the North wouldn’t hesitate to attack its rival if the South infringes upon its sovereignty,

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