The U.K.’s defense ministry has warned that North Korea is poised to continue modernizing its nuclear arsenal to ensure regime survival and pressure its neighbors, while highlighting Pyongyang support for Russia’s invasion of Ukraine.

The Strategic Defense Review, released by the U.K. on Monday, classifies the DPRK a “regional disruptor” alongside Iran.

“The DPRK will likely pursue further nuclear modernisation to guarantee regime survival and coerce its neighbours,” the document states. “Both countries are developing missile programmes with growing reach, and they continue to pose a direct threat to the U.K. in cyberspace.”

The review draws special attention to North