Experts say Pyongyang's first-ever long-endurance warship, named Choe Hyon, was likely built with Russian assistance. View on euronews

The North Korean Navy has been showing off its new 'Cheo Hyun' class of destroyer, which comes packed with lethal hardware and the ability to fire potentially nuclear-armed ballistic missiles

Reuters reported that North Korea's new class of warship was able to accommodate dozens of vertical launch cells to carry missiles its military has already developed.