In 2017, Russia's warships spent four times longer on deployment and drills in the Pacific Oceans than they were planning to.
This is a big step forward for China's navy.
The remains of the AE1, which vanished in 1914 with 35 crew on board, have been located near Papa New Guinea.
On December 7, 1944—three years to the day after the Pearl Harbor attack—the USS Ward was destroyed by Japanese kamikaze aircraft.
The announcement of the new plans for Iran's navy come amid ratcheting tensions between Iran and the United States.
Images show planes that can detect heat waves, drones, and submarine periscopes being deployed in the South China Sea.
China's relationship with South China Sea neighbors is often contentious.
"We have a lot of firepower over there," Trump said to Duterte, before revealing that firepower included two nuclear submarines.
Russia's Yasen-class Kazan nuclear submarine was designed to hold long-range Kalibr cruise missiles, supersonic Oniks cruise missiles and more deadly weapons.
Black box recorders still missing from plane that plunged into Mediterranean with 66 on board.
Sea Hunter is designed to autonomously stalk the seas for up to three months at a time.
Russia's aggressive modernization program means the US needs to urgently reassess its nuclear forces.
Hewn out of a mountain, Olavsvern, Norway, is one of the most impregnable hideouts in the world.
Vice Admiral Joseph Mulloy told a congressional committee that China was building a large number of "fairly amazing submarines"
Russia is deploying troops and testing missiles in the polar region, poised to commandeer its massive energy reserves
Experts say the technology will give submarines better underwater range and speed compared to other diesel-electric vessels that use air independent propulsion (AIP) undersea.