Đồng Đăng
Đồng Đăng is a commune of Lạng Sơn province in the Northern Midlands and Mountains region of Vietnam.
History
Middle Ages
The area of Đồng Đăng was inherently deserted. It had only Tam Thanh temple, Kỳ Lừa market and a small fort to defend the frontier, which was built in the Later Lê Dynasty about the XVI century.Đồng Đăng was once an unexpected land until the Battle of Đồng Đăng occurred, which caused shock of both Guangxi and Tonkin in 1885.
20th century
In September 1940 a group of Japanese officers, in spite of an agreement signed the 22nd, attacked Đồng Đăng and laid siege to Lam Sơn, beginning the Japanese invasion of French Indochina. In March 1945 the Japanese again attacked, and it was the site of the fiercest fighting of the March coup d'état, when a company of Tonkinese Rifles and a battery of colonial artillery held off the invaders for three days before being massacred by them.In 1979, the border township became ground for heavy engagements between Chinese and Vietnamese forces during the Sino-Vietnamese War.
21st century
At 08:13 AM on February 26, 2019, Đồng Đăng Station was honored to be the first place of Vietnam to welcome North Korean leader Kim Jong Un to prepare for the summit with US President Donald Trump in Hanoi.On April 21, 2025, after the dissolution of Cao Lộc Rural District by the Government of Vietnam, according to the Plan for arrangement and merger of administrative units in [Vietnam 2024–2025|Plan for arrangement of the commune-level administrative units in 2025] by the Lạng Sơn Provincial People's Committee, Đồng Đăng Township was officially merged with four communes Hồng Phong, Phú Xá, Thụy Hùng, Bảo Lâm to become a new administrative unit from 0 o'clock on May 1: Đồng Đăng commune.
Geography
Topography
Đồng Đăng is best known as a border commune on the Vietnamese side of the main road and rail crossing to China. It is on National [Route 1 (Vietnam)|National Route 1].Đồng Đăng station and the commune capital are several kilometres short of the Friendship Pass border crossing. It is one of three main border crossings with China, the others being Móng Cái–Dongxing, Guangxi to the East on the coast, and Laokay–Hekou, Yunnan, inland 150 km Northwest. A fourth crossing is the Trà Lĩnh District–Longbang, Guangxi crossing.
Landscapes
;From Middle Ages- Kỳ Lừa market
- Nhị Thanh temple
- Tam Thanh temple
- Tô Thị stone