Nam tiếnNam tiến (nam tǐən; 南進; lit. "southward advance" or "march to the south") is a historiographical concept that describes the historic southward expansion of the territory of Vietnamese dynasties' dominions of Đại Việt from the 11th to the 19th centuries. The concept of Nam tiến has differing interpretations, with some equating it to Viet colonialism of the south and to a series of wars and conflicts between several Vietnamese kingdoms and Champa Kingdoms, which resulted in the annexation and Vietnamization of the former Cham states as well as indigenous territories.
Lê dynastyThe Lê dynasty, also known in historiography as the Later Lê dynasty (Hậu Lê triều, chữ Hán: 後黎朝 or nhà Hậu Lê, chữ Nôm: 茹後黎), officially Great Việt (Đại Việt; Chữ Hán: 大越), was the longest-ruling Vietnamese dynasty, having ruled from 1428 to 1789, with an interregnum between 1527 and 1533.
Trịnh lordsThe Trịnh lords (Chúa Trịnh; Chữ Nôm: 主鄭; 1545–1787), formally titled as Viceroy of Trịnh (Trịnh vương; 鄭王), also known as the House of Trịnh or the Trịnh clan (Trịnh thị; 鄭氏), were a noble feudal clan that ruled Northern Vietnam (referred to then as Tonkin), during the Later Lê dynasty, Đại Việt. The Trịnh clan and their rivals, the Nguyễn clan, were both referred to by their subjects as "Chúa" (Lord) and controlled Đại Việt while the Later Lê emperors were reduced to only a titular position.
Mekong DeltaThe Mekong Delta (Đồng bằng Sông Cửu Long or simply Đồng Bằng Sông Mê Kông), also known as the Western Region (Miền Tây) or South-western region (Tây Nam Bộ), is the region in southwestern Vietnam where the Mekong River approaches and empties into the sea through a network of distributaries. The Mekong delta region encompasses a large portion of south-western Vietnam of over . The size of the area covered by water depends on the season. Its wet coastal geography makes it an important source of agriculture and aquaculture for the country.
Nguyễn dynastyThe Nguyễn dynasty (chữ Nôm: 茹阮, Nhà Nguyễn; chữ Hán: 阮朝, Nguyễn triều) was the last Vietnamese dynasty, which was preceded by the Nguyễn lords and ruled the unified Vietnamese state independently from 1802 to 1883 before being under French protectorate. During its existence, the empire expanded into modern-day southern Vietnam, Cambodia, and Laos through a continuation of the centuries-long Nam tiến and Siamese–Vietnamese wars.
HuếHuế (hwě) is the capital of Thừa Thiên Huế province in the North Central Coast region of Vietnam. Huế (Thuận Hóa) was the capital of Đàng Trong from 1738 to 1775 and of Vietnam during the Nguyễn dynasty from 1802 to 1945. The city served as the old Imperial City and administrative capital for the Nguyễn dynasty and later functioned as the administrative capital of the protectorate of Annam during the French Indochina period. It contains a UNESCO-designated site, the Complex of Huế Monuments, which is a popular tourist attraction.
TonkinTonkin, also spelled Tongkin, Tonquin or Tongking, is an exonym referring to the northern region of Vietnam. During the 17th and 18th centuries, this term referred to the domain Đàng Ngoài under Trịnh lords' control, including both the Northern and Thanh-Nghệ regions, north of the Gianh River. From 1884 to early 1945, this term was used for the French protectorate of Tonkin, composed of only the Northern region. "Tonkin" is a Western rendition of 東京 Đông Kinh, meaning 'Eastern Capital'.