US cancels South Korea drill citing Iran war force constraints
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- U.S. Marine Corps canceled the Ssangyong division-level amphibious landing drill with South Korea scheduled for next month, formally notifying Seoul in June that force availability would be constrained due to the war in Iran, per a South Korean Marine Corps spokesperson.
- Trump ordered a separate scaling back of the Ulchi Freedom Shield drills that ended last Friday, citing cost and South Korea's refusal to take part in the Iran war, and posted on Truth Social that the exercises sent 'a signal that was totally inappropriate and hostile.'
- Secretary of State Marco Rubio spoke with South Korean Foreign Minister Cho Hyun on Monday about maintaining close coordination on alliance matters, according to a State Department statement, though U.S. Forces Korea declined to comment on the drill cancellation.
- North Korea fired 10 short-range ballistic missiles last week and issued a statement denouncing the exercises despite the U.S. reduction, undermining the de-escalation rationale Trump cited for scaling them back.
- The two allies remain in 'close consultations' on resuming the drills, but the South Korean spokesperson offered no specifics on makeup training or measures to prevent future cancelations.
Why it matters: South Korea faces a tangible cost for refusing to join the Iran war: a major amphibious exercise and the broader Ulchi drills have been cut, weakening combined readiness. Yet Pyongyang's missile launches show the scaling back bought no diplomatic goodwill, leaving Seoul caught between an ally whose protection it relies on and a peninsular threat that has not softened.
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