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U.S., South Korea and Japan Conduct Joint Air Drill Off Jeju With First B-52H Deployment of the Year

Defense chiefs convened in Seoul to reinforce their partnership following a warning of unprecedented military build-up by North Korea and China.

John Daniel Caine, Chairman of the U.S. Joint Chiefs of Staff and Adm. Kim Myung-soo, chairman of the South Korean Joint Chiefs of Staff, give a salute during a welcoming ceremony at the Ministry of National Defense in Seoul, South Korea, 10 July 2025. JEON HEON-KYUN/Pool via REUTERS
Delegations of South Korea, Japan, and the U.S., attend a Trilateral Chiefs of Defense meeting at the Defense Ministry in Seoul, South Korea, Friday, July 11, 2025.     Ahn Young-joon/Pool via REUTERS
General Yoshihide Yoshida, Chief of Staff, Joint Staff of Japan, Admiral Kim Myung-soo, chairman of the South Korean Joint Chiefs of Staff, and John Daniel Caine, chairman of the U.S. Joint Chiefs of Staff, pose during a Trilateral Chiefs of Defense meeting at the Defense Ministry in Seoul, South Korea, Friday, July 11, 2025.     Ahn Young-joon/Pool via REUTERS
Admiral Kim Myung-soo, chairman of the South Korean Joint Chiefs of Staff, speaks during a Trilateral Chiefs of Defense meeting with General Yoshihide Yoshida, Chief of Staff, Joint Staff of Japan and John Daniel Caine, chairman of the U.S. Joint Chiefs of Staff, at the Defense Ministry in Seoul, South Korea, Friday, July 11, 2025.     Ahn Young-joon/Pool via REUTERS

Overview

  • A U.S. B-52H strategic bomber joined South Korean KF-16s and Japanese F-2 fighters in drills over international waters off Jeju, marking the bomber’s first deployment to the peninsula this year.
  • The drill bolstered deterrence against North Korea’s nuclear and missile programs by testing interoperability across allied air forces over international waters.
  • This exercise follows a series of increasingly complex combined drills since October 2023 aimed at enhancing interoperability among U.S., South Korean and Japanese forces.
  • Defense chiefs from all three countries convened in Seoul to formalize closer military cooperation on shared Indo-Pacific security challenges.
  • U.S. Joint Chiefs Chairman General Dan Caine warned of an unprecedented military build-up by North Korea and China, underscoring the exercise’s strategic significance.