Seoul will "keep a close eye" on North Korea's entanglement in Russia's war effort against Ukraine, and will "take active measures in stages based on levels in military cooperation between Moscow and Pyongyang," Yoon Yeocheol, South Korea's representative ...

On the one hand, the deployment of the North Korean troops seems a logical follow-up to the mutual defense treaty signed by Kim Jong-un and Vladimir Putin in Pyongyang in June. On the other hand, it raises a series of important questions.

South Korean President Yoon Suk Yeol told Chinese President Xi Jinping that their two countries should cooperate for peace in the face of North Korea and Russia's military cooperation, Yoon's office said on Saturday.