Treaty of Huế (Hòa ước Giáp Thân)
1884
The Treaty of Huế or Protectorate Treaty was concluded on 6 June 1884 between France and Đại Nam. It restated the main tenets of the punitive Harmand Treaty of 25 August 1883, but softened some of the harsher provisions of this treaty. Wikipedia
Date: June 6, 1884