Five decades after the fall of Saigon, America’s legacy and relationship with Vietnam are now mired in uncertainty.

Deputy Prime Minister Bui Thanh Son met with the U.S. ambassador to Vietnam, Marc E. Knapper, on Sunday and reiterated his country's willingness to lower the import tariff rate on U.S. products to ...

Fifty years after the end of the Vietnam War, decades of progress in addressing its legacies are coming undone.