In the case of the Hero Kim Gun-Ok, the vessel started life as a Cold War-era, Soviet-built Romeo-class submarine. The Soviet Union operated Romeo-class subs under Project 633, which began in the ...

North Korea's new submarine, the Hero Kim Gun-Ok ... of the Hero Kim Gun-Ok marks a departure from the modified Romeo Class boat, Sinpo-C, which is thought to have been adapted to carry two ...

Submarine expert H I Sutton, writing on the Naval News website, said the new vessel appears to be based on the old Soviet-designed Romeo-class submarines. According to the Nuclear Threat ...

At the time, experts assessed it as an effort to convert an existing Romeo-class submarine. The submarine appears to have at least 10 launch tubes — four of them apparently larger than the other ...

The capabilities of the one introduced this week, originally a Romeo-class Soviet submarine, are unknown ; there is no evidence that North Korea has test-launched a missile from the vessel.

The long-standing naval procurement partnership between Egypt and France could soon be disrupted as South Korean bidders enter the race to replace the country’s Romeo-class submarines. The Egyptian ...

North Korea recently unveiled a heavily reworked Cold War-era submarine with new missile capabilities. Pictures show the new modifications. The sub looks a little shoddy, and it may not be fully ...