1 of 10 | South Korea’s National Security Adviser Cho Tae-yong, center, shakes hands with U.S. National Security Advisor Jake Sullivan, left, and Japan’s National Security Secretariat Secretary-General Takeo Akiba after their joint news conference at the presidential office, Saturday, Dec. 9, 2023, in Seoul, South Korea. The meeting comes as the three countries are stepping up cooperation amid North Korea’s persistent military threats and Russia’s protracted war in Ukraine. (Chung Sung-Jun/Pool Photo via AP) Read More 2 of 10 | U.S. National Security Advisor Jake Sullivan speaks at a joint news conference with South Korea’s National Security Adviser Cho Tae-yong and Japan’s National Security Secretariat Secretary-General Takeo Akiba at the presidential office, Saturday, Dec. 9, 2023, in Seoul, South Korea. The meeting comes as the three countries are stepping up cooperation amid North Korea’s persistent military threats and Russia’s protracted war in Ukraine. (Chung Sung-Jun/Pool Photo via AP) Read More 3 of 10 | U.S. National Security Advisor Jake Sullivan, center, speaks at a joint news conference with South Korea’s National Security Adviser Cho Tae-yong, right, and Japan’s National Security Secretariat Secretary-General Takeo Akiba at the presidential office, Saturday, Dec. 9, 2023, in Seoul, South Korea. The meeting comes as the three countries are stepping up cooperation amid North Korea’s persistent military threats and Russia’s protracted war in Ukraine. (Chung Sung-Jun/Pool Photo via AP) Read More 4 of 10 | South Korea’s National Security Adviser Cho Tae-yong attends a joint news conference with U.S. National Security Advisor Jake Sullivan and Japan’s National Security Secretariat Secretary-General Takeo Akiba at the presidential office, Saturday, Dec. 9, 2023, in Seoul, South Korea. The meeting comes as the three countries are stepping up cooperation amid North Korea’s persistent military threats and Russia’s protracted war in Ukraine. (Chung Sung-Jun/Pool Photo via AP) Read […]