The Philippines said it spotted a Russian submarine in the South China Sea last week, in the latest sign of tensions in the ...

Pacific, said Russia could hand China submarine technology, altering the balance of power.

Russia has agreed to help China equip and train an airborne battalion, according to leaked documents reviewed by a leading think tank, illustrating the ever-deepening military partnership between ...

Russian President Vladimir Putin said submarines play a key role in ensuring the country's sovereignty and security.

North Korea has likely received technical help from Russia for its submarine development, South Korean Defense Minister Ahn ...

NATO chief Mark Rutte mocked Russia on Monday over the "limping" condition of one of its submarines as Russian authorities denied it had been forced to surface because of technical problems.