The U.S.-South Korea alliance underpins regional security on the Korean Peninsula. Strong leadership from both nations is paramount to effectively manage multifaceted threats, including the ongoing North Korean nuclear program, the growing influence of China, and the assertive posture of Russia. This roundtable brings together Soyoung Kwon, Gregg Brazinsky, and Naoko Aoki to discuss potential threats the United States and South Korea will need to navigate and effectively manage to promote a peaceful and secure Korean Peninsula in the year ahead.