President Lee Jae-myung has nominated Air Force General Jin Yong-sung to serve as South Korea’s next chairman of the Joint Chiefs of Staff (JCS), part of a sweeping replacement of all seven four-star generals aimed at restoring military professionalism and strengthening civilian control after former President Yoon Suk-yeol’s failed martial law attempt last year.

If confirmed by the National Assembly, Jin would become the first Air Force officer in three years to lead the JCS.

His nomination signals Lee’s intent to overhaul a military establishment that remained silent during South Korea’s gravest constitutional crisis since democratization, while advancing operational readiness