A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

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

Russian and Chinese military incursions near Alaska prompt major U.S. defense investments, including reopening Adak base and new Arctic infrastructure.

OTTAWA — The head of Canada’s navy has grand ambitions about blowing more things up. Vice-Admiral Angus Topshee is pushing to ...

Western economies have become dependent on data and energy flow along the seafloor; Russia and China are weaponizing that ...

Summary and Key Points: The Seawolf-class submarine, a pinnacle of late Cold War engineering, remains the U.S. Navy’s most ...

With the 09IIIB class and future 09V class, China’s development of nuclear-powered (and nuclear capable) submarines is at an ...

The Navy and shipbuilders working on the first Columbia-class nuclear ballistic missile submarine are striving to accelerate ...

Nato has announced a new mission to protect the Arctic including Greenland, just weeks after Donald Trump threatened European nations with tariffs if they blocked his bid to control the island.

As Russia displays its military might in the Arctic region, the Western alliance is beginning a mission to increase its ...

NATO launched its Arctic Sentry operation amid a push by allies to increase military presence in the region to counter Russia ...