They believe these states do not do enough to defend themselves and may not even share American values. On the other hand, ...

You think the Cold War is over? Think again. Russian and American forces are still challenging each other in the Arctic by Jon Bowermaster At 12:4 ...

“W E WOULD BE safer if we had our own nuclear arsenal,” Donald Tusk, Poland’s prime minister, told his country’s parliament ...

Everything we know about North Korea’s nuclear-powered submarine - Experts say it could be years before North Korea deploys ...

Mr. Rubio and Trump adviser Elon Musk engaged in a war of words with Polish Foreign Minister Radoslaw Sikorski over the ...

Follow the latest North Korea news stories and headlines. Get breaking news alerts when you download the ABC News App and subscribe to North Korea notifications.

SEOUL, South Korea -- North Korea fired several ballistic missiles into the sea Monday, South Korea’s military said, hours after South Korean and U.S. troops kicked off their large annual combined ...

North Korean leader Kim Jong Un inspected a project to build a nuclear-powered submarine, state media reported Saturday, ...

North Korea has unveiled for the first time what it says is a nuclear-powered submarine under construction, a weapons system ...

SEOUL, South Korea — North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system ...

North Korea has unveiled a nuclear-powered submarine for the first time in photos released by state media, a weapon system ...

Named Raigei, Japan's new submarine is powered by diesel-electric engines generating 6,000 hp and has a maximum underwater speed of 20 knots.