Emperor Tự Đức was the fourth emperor of the Nguyễn Dynasty in Vietnam, ruling from 1847 to 1883. He is known for his efforts to modernize Vietnam and for his resistance against French colonialism. Tự Đức was a scholar and poet, and he promoted Confucian values during his reign. Despite his intellectual pursuits, Tự Đức faced significant challenges, including internal strife and foreign invasions. His reign saw the decline of the Nguyễn Dynasty's power, leading to increased French influence in Vietnam. Tự Đức's legacy is marked by both cultural contributions and the struggles of his time.