as determined by the Secretary of State. 206. United States-Republic of Korea-Japan trilateral security partnership It is the sense of Congress that the President should develop a strategy to deepen the trilateral security cooperation between the United States, South Korea, and Japan, including missile defense, intelligence-sharing, and other defense-related initiatives. 207. Quadrilateral security dialogue It is the sense of Congress that— (1) the security dialogue between the United States, Australia, India, and Japan is vital to address pressing security challenges in the Indo-Pacific region in order to promote— (A) a rules-based order