However, America wasn't going to be caught off-guard easily after what happened in Hawaii, so Yamamoto devised the submarine ...

Submarines Have Their Day HMS Courageous was the first modern aircraft carrier to fall victim to a submarine.On September 17, 1939, while hunting German U-boats, Courageous was torpedoed and sunk ...

Iran released a quirky animated video showing one of its new submarines sinking a US Navy aircraft carrier strike group in a funny, cartoonish way. But the threat that Iran's submarines pose to US ...