Senior officials from South Korea and the United States have reached a consensus that North Korea and Russia's cooperation in the arms trade violates UN sanctions.

On Friday, senior South Korean and United States diplomats and defense officials reached a consensus that military collaboration between North Korea and Russia is a grave violation of US sanctions and that the allies would guarantee that there is a price to pay for this violation. They also agreed that South Korea and the United States would ensure that there is a price to pay.

At a conference in Seoul to discuss "extended deter....