Ahead of a planned military parade marking the ruling party’s anniversary on Friday, Kim Jong Un spoke at a defense exhibition where North Korea’s first unmanned surface vehicle was revealed and the DPRK leader warned that South Korea has become a potential target due to the rapid evolution of the U.S.-ROK nuclear alliance.

According to the state-run Korean Central News Agency (KCNA) on Sunday, Kim made the remarks in a speech at the opening ceremonyof the “Defense Development-2025” expo held in Pyongyang the previous day. He claimed that the allies are conducting various drills to rehearse dangerous nuclear