This dynasty ended after Hồ Chí Minh declared the independence of a new socialist state. For 10 points each:
[10e] Name this dynasty, which Gia Long established in 1802. This dynasty shares its name with the most common surname in Vietnam.
ANSWER: Nguyễn (ng'win) dynasty
[10h] The Nguyễn dynasty came to power after Gia Long overthrew this dynasty, which had earlier ended a century long war between the Nguyễn and Trịnh lords. This dynasty's founding three brothers included the emperor Quang Trung.
ANSWER: Tây Sơn dynasty
[10m] Gia Long was inspired by Beijing to construct the Forbidden Purple City as his imperial residence in this city, which served as the Nguyễn dynasty's capital. In the twentieth century, 67 people were hospitalized after the ARVN poured the contents of tear gas grenades over praying Buddhists in this city.
ANSWER: Huế
<Alexandra Hardwick , History - World - Mixed/Any>