As geopolitical tensions from Russian aggression in Ukraine and the ongoing United States-China rivalry intensify, Southeast Asia will be hard-pressed to maintain peace and security. Despite their relatively small size, Cambodia and Laos are two countries whose political trajectories will shape regional outcomes. While Cambodia has consolidated domestic political power with dynamic economic expansion, Laos is looking like a regional laggard facing a deep debt crisis. As Cambodia moves forward, Laos is at risk of being left behind.