President Donald Trump ordered nuclear submarines into position after Russian threats. Here's a look at the powerful sub fleet that forms the backbone of America's sea power.

Did former Russian President Dmitry Medvedev warn President Donald Trump that he should not think that "the Mossad alone has ...

An oil depot near a Russian city on the Black Sea coast has been the latest target of a suspected drone strike as Donald ...

Russia and China began joint naval drills in the Sea of Japan on Sunday as they seek to reinforce their "no-limits" strategic ...

In a warning to Russia, President Donald Trump said Friday that he's ordering the repositioning of two U.S. nuclear ...

Ukrainian President Volodymyr Zelenskyy's top adviser urged the U.S. to "strangle" Russia's economy by imposing secondary ...

The Dow Jones plummeted more than 500 points Friday as markets responded to President Donald Trump’s massive worldwide ...

Over 100 firefighters rushed to tackle a blaze at an oil depot in Sochi, Russia, after Ukraine launched an overnight drone ...

As Trump warns Russia of ‘nuclear subs’ in Cold War style, global tensions rise. Explore the power of America’s Ohio-class ...

In an online spat with former Russian President Dmitry Medvedev, US President Trump says he has ordered two nuclear submarines to "appropriate regions" near Russia. With a US deadline for Putin to ...

The Russian and Chinese navies are carrying out artillery and anti-submarine drills in the Sea of Japan as part of scheduled ...