North Korea has put the Choe Hyon through a series of tests in recent months ahead of its deployment, including launches of what it described as nuclear-capable cruise missiles from the vessel

The leader is aiming to construct two vessels a year, both of a larger class than the newly commissioned Choe Hon destroyer.

North Korea has commissioned a new 5,000-ton destroyer with leader Kim Jong-un voicing expectations that the Navy's combat capabilities will be str...