Fifty years have passed since the U.S. officially withdrew from Vietnam, marking a turbulent shift in the region's geopolitical dynamics. As we reflect on this historical moment, the departure of American support and democratic ideals from Asia is creating tensions and apprehensions among former enemies. This shifting landscape is vividly highlighted during parades commemorating the fall of Saigon, where just last week, Chinese soldiers showcased military strength and national pride.

This moment of remembrance stirs memories of American war correspondents, like my father, who experienced the last chaotic days of the conflict firsthand. He once wrote about how he witnessed the fall of Saigon and left on a helicopter as history closed a chapter that would become not just a point of contention but a symbol of American miscalculations and faded trust.

The retrospective gaze at our past prompts a painful realization: while the U.S. may have exited the fray, its absence does not imply a cessation of influence in Asia. Rather, a new power is emerging. China now casts a long shadow across the region, from bolstering its military presence in the South China Sea to establishing economic footholds across South Asia. Roads built with Chinese investment have altered the landscape and commerce of places like Nepal, challenging countries that once looked to America for leadership.

The current withdrawal may seem less militaristic but carries with it a sense of confusion for those in Asia who grapple with Beijing's assertive expansion. The memories of lost ideals and shifting allegiances echo powerfully as nations adapt to a new status quo, one that demands an understanding of the evolving dynamics in which they must navigate.

As we commemorate these significant transitions, the shared history between the U.S. and Vietnam serves as a catalyst for further reflection on America's role and responsibilities in Asia—a region poised for change yet again in the face of China's rising influence.