European and American officials are concerned about the potential increase in Russia’s supply of North Korean missiles and munitions, reports The New York Times. The emergence of North Korean missiles in the Russian arsenal could pose serious challenges for Ukrainian air defense systems. According to the material, North Korean missiles have the potential to assist the Russian military in overcoming Ukrainian air defense, which has been effectively safeguarding strategic assets within Ukraine. As the media agency notes, Russia has received no more than fifty ballistic missiles of North Korean o…