Ship-tracking websites that use the data vessels emit on their identity, position, speed and course show the Milla Moon ...

Intelligence officers from Defence Intelligence of Ukraine's Active Operations Department have discovered and destroyed a ...

The Russian navy has reactivated a mysterious base in Crimea. It is an underground base for submarines. Or maybe it isn't so ...

Putin's forces focus on attacking key eastern town of Pokrovsk amid heavy losses - Russian forces have captured hundreds of square miles of eastern Ukraine’s Donetsk region over the past year as part ...

The opening up of the polar region has become such a pressing issue that a new Arctic ministerial policy group - spanning ...

The Cold War-era submarine base was converted to a museum after Ukraine’s independence, but it seems its original purpose has been restored.

Preparations for a meeting between Russian President Vladimir Putin and U.S. President Donald Trump are at an "advanced stage ...

In November, a British submarine followed the vessel and surfaced ... and those have increased since the start of the Ukraine war. These tactics, along with other hybrid warfare efforts, are ...

Russia's beleaguered Black Sea Fleet has developed a "new method" of fending off persistent Ukrainian naval drone attacks, according to a new analysis. While most of its global naval forces remain ...

U.K. Defense Secretary John Healey on Wednesday issued a warning to Russian President Vladimir Putin after reporting a Russian spy ship had entered British waters earlier this week.

The UK authorized the British submarine to surface closely to the Russian vessel to warn it off, British defense secretary Healey said.

The Foreign Office said the move was in response to an ‘unprovoked and baseless’ decision to expel a member of staff from the ...