A historic agreement between the US and South Korea details a $350 billion investment and plans for nuclear-powered submarines.
Read morePresident Trump permits South Korea to build a nuclear-powered submarine, strengthening military ties and boosting the U.S. shipbuilding industry.
Read moreTrump orders the repositioning of nuclear submarines in response to escalating tensions with Russia amid Medvedev's provocative statements.
Read moreAustralia and the UK have signed a treaty to strengthen their AUKUS nuclear submarine partnership over the next 50 years.
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