North Korean leader Kim Jong Un and Russian President Vladimir Putin exchanged letters on Tuesday in which they pledged to deepen cooperation, the government news agency KCNA reported.
“I am deeply convinced that friendship and solidarity … will be further developed into a long-term strategic relationship,” Kim Jong Un wrote in the letter.
“I am sure that we will strengthen bilateral cooperation in all areas for the benefit of both nations and the stability and security of the Korean Peninsula and all of Northeast Asia,” Putin wrote.