ngày quốc phòng toàn dân or vietnam defense day background with silhouette soldiers and freestyle jetplanes

nganbsp quaraquo phasup2 toanbsp dacent haraquo vietnam defense day memorial military national asia fortress indochina historic historical landmark citadel war usa history united city defensive honor monument force white patriot veteran american army armed soldier old sunny southeast wall flag states bastion building hanoi sky gate vietnamese background deserted residence patriotism democratic republic ng silhouette soldiers freestyle jetplanes quc anbsp