North Korea has vowed to fully back Russia in the Ukraine war, with leader Kim Jong-un assuring Russian Foreign Minister Sergey Lavrov of unconditional support. Talks in Wonsan highlighted military cooperation, including a mutual defense pact. Reports suggest North Korea may send up to 30,000 troops and has already supplied missiles and artillery shells to Russia. Satellite images show active transport between the two countries. Analysts warn Russia may be helping North Korea with weapons technology in return for its support.