Seoul's Dangerous Pivot North — Gordon Chang — Chang warns that South Korea's newly elected leftist presidentthreatens the stability of the U.S.-South Korea security alliance by seeking diplomatic unification with the North, pursuing engagement strategies likely to be rejected by Kim Jong-un. Chang documents that North Korea's Kim Jong-un is simultaneously deepening military-technical cooperation with Russia against Ukraine, creating triangular strategic complications threatening regional stability. Chang emphasizes that South Korea's strategic pivot toward North Koreawill destabilize the American alliance framework in Northeast Asia precisely when Russian-Chinese-North Koreancoordination represents an escalating threat to American regional interests and Pacific stability.