South Korea must continue to cooperate with the U.S. and Japan to combat North Korea’s escalating threats, while maintaining the Yoon administration’s focus on “collective wisdom and strength” to enhance deterrence, according to presidential candidate Han Duck-soo.

During a press briefing on Wednesday, the former prime minister warned that South Korea’s national security faces a “very serious crisis” as Pyongyang advances its military development.

As the DPRK looks to further strengthen its capabilities with the support of allies, Han stressed that Seoul must also reinforce its partnerships.

“Military cooperation and the alliance with the U.S. must be strengthened further, especially