Keywords: Flag of Nguyen dynasty's administrative unit - Thua Thien.svg vi Flag of the Nguyen dynasty's Thừa Thiên were used since about 1863 to 1887 with 2 2 ratio 2014-08-14 08 35 18 http //www ttxva net/bieu-trung-viet-nam/ Symbols in Vietnam New discoveries Vnch PD-VietnamGov Early Nguyen Dynasty Flag svg Insignia Check categories 2014 August 15 Flags of the Nguyen dynasty's administrative units 1 Flags of administrative units of the Nguyen dynasty Red on yellow flags Flags with centered red disks bicolor Flags with stars Flags with one star Symbols of Thua Thien History of Thua Thien-Hue Province History of Huế |