Life aboard a nuclear submarine is a strange mix of advanced technology and extreme confinement. Crews can stay submerged for months because they generate their own oxygen through electrolysis and ...

For the first time since the end of the Cold War, European capitals are discussing how to develop their own deterrent.

The Chinese military has strengthened its stockpile of ballistic and anti-ship missiles with plans in place in case the U.S. decides to defend Taiwan ...

Today's participants include top US diplomat, Ukraine's president, British prime minister and Syria's foreign minister.

Former Nato military commanders and ex-senior diplomats unite to dismantle President's claims about the alliance ...

US President Donald Trump on Friday embraced potential regime change in Iran and declared that "tremendous power" wil ...