Flag from the Nguyễn dynasty, 1920�?945 Right after Vietnam dropped Gia Định, the island of Poulo Condor, and 3 southern provinces to France Together with the Treaty of Saigon involving the Nguyễn dynasty and France in 1862, a lot of resistance movements in the south refused to recognize the treaty https://vi-t-nam81233.bloggerchest.com/30887652/top-guidelines-of-gk88