Flag from the Nguyễn dynasty, 1920�?945 Just after Vietnam lost Gia Định, the island of Poulo Condor, and three southern provinces to France Using the Treaty of Saigon between the Nguyễn dynasty and France in 1862, several resistance actions in the south refused to recognize the treaty and continued to https://chancedowel.glifeblog.com/30238210/indicators-on-việt-nam-you-should-know