France obtained control over northern Vietnam following its victory over China in the Sino-French War (1884–85). French Indochina was formed on 17 October 1887 from Annam, Tonkin, Cochinchina (which together form modern Vietnam), and the Kingdom of Cambodia; Laos was added after the Franco-Siamese War in 1893.
B because I took this test and got a A.
Answer:
no taxation without representation
Explanation: