Ongoing construction speaks to the DPRK's broader plans to expand its submarine fleet's capability

North Korea recently released images showing a new class of submarine that will likely carry multiple submarine-launched ballistic missiles (SLBMs).

As a successor to their SLBM test platform, the Gorae, the construction of this system has been underway for some time and was first reported on by imagery analysts at 38 North, who identified submarine construction signatures next to the main construction hall at the Sinpo South Naval Shipyard.

Long before this new submarine was being built, North Korea began constructing what is likely a new training center near the Sinpo Shipyard for their submariners, to