South Korea is recalling its ambassador to Ukraine after Ukrainian President Volodymyr Zelenskyy revealed the secret transfer of two North Korean prisoners of war to South Korea. This disclosure has sparked a diplomatic dispute, as South Korea claims Ukraine violated a nondisclosure agreement. The soldiers, captured while supporting Russia in its war against Ukraine, wanted to resettle in South Korea to avoid persecution in North Korea. South Korea agreed to accept them, citing its policy of supporting North Korean defectors. The situation is sensitive because South Korea is trying to improve relations with North Korea, which has not commented on the transfer. Maintaining good relations with Ukraine is important for South Korea, as it could provide valuable intelligence and strengthen ties with Western countries supporting Ukraine.
QUESTION: How might the disclosure of sensitive information impact international relationships and trust between countries?