The powerful sister of North Korean leader Kim Jong Un has vowed to boost the country’s nuclear war capability and take other ...

North Korea has repeatedly vowed to expand its nuclear arsenal, but Tuesday's threat followed its recent unveiling of a ...

The USS "Vermont," which can fire up to 12 long-range land-attack cruise missiles, arrived at a naval base in Busan on Monday.

The latest threat by Kim Jong Un’s powerful sister came after North Korea raised regional tensions by unveiling a uranium-enrichment facility.

A U.S. nuclear-powered submarine arrived at a major southeastern naval base Monday to replenish supplies and provide rest for crew members, South Korea's Navy said. The USS Vermont entered the naval ...

A U.S. nuclear-powered submarine arrived at a major southeastern naval base Monday to replenish supplies and provide rest for crew members, South Korea's Navy said. The USS Vermont entered the ...

It said the three countries were to detect and track unmanned South Korean and U.S. underwater vehicles posing as enemy submarines and other assets. Submarine-launched missiles by North Korea are ...

The joint anti-submarine exercises of South Korea, the United States and Japan began today to better counter North Korea's evolving nuclear and missile capabilities. South Korea's defence ministry in ...

In April, construction of a new submarine similar to the Hero Kim Kun Ok at North Korea's Sinpho South Shipyard was detected on commercial satellite imagery examined by 38 North, a program of the ...

The Canadian government has requested submarine builders submit information ... The team has engaged with France, Germany, Japan, South Korea, Spain, and Sweden. The request for information ...

South Korea, Japan, Sweden and both Germany and ... Germany and Norway are in the midst of a joint submarine-building program. Blair signed a letter of intent to establish a trilateral maritime ...

North Korea’s submarine fleet, especially those capable ... This development poses a direct challenge to the security of countries like South Korea and Japan, which are within striking range ...