Q: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
One leader of this country called himself "The Prince of Pacification" and promoted the Hong Duc legal code. That leader was Le Loi. An early independence movement in this country was led by a duo that drowned themselves at the junction of the Day and Red rivers after being defeated by General Ma Yuan. That duo was the Trung Sisters. A portion of this nation was once led by a man who was murdered by ARVN forces in (*) 1963; that leader was Ngo Dinh Diem. For 10 points, name this Southeast Asian nation, another portion of which was once led by Ho Chi Minh.
A:
History