North Korean Supreme Leader Kim Jong Un inspected a project to build a nuclear-powered submarine, state media reported on Saturday. “Radically” boosting the country's navy was a key part of its defensive strategy.

The supreme leader of North Korea has tried to hide the true purpose of the military site - but global analysts say sand traps with launch pads pose a slight giveaway

U.S. President Donald Trump said on Thursday he still has a good relationship with North Korean leader Kim Jong Un, with whom he held several summits during his first term, and referred to North Korea once again as a "nuclear power.