The proposed visit is set for March at the central port of Da Nang, Vietnam’s defense ministry said in a statement. Such a visit by a U.S. aircraft carrier could bring the most U.S. forces to Vietnam since the conflict ended in 1975. “From post-war legacy issues to what Minister Lich called the positive trajectory of our military-to-military relations, I‘m confident we’re on the right path,” Mattis told Vietnamese President Tran Dai Quang after meeting Defense Minister Ngo Xuan Lich.