Tran Nhan Tong (1258-1308). An intelligent and courageous king of the Tran Dynasty who led his people to resist two Yuan- Mongol invasions (1285 and 1288), with the assistance of General Tran Hung Đao. He also assured the security of the western and southern frontiers.
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While on the throne for 14 years, he began a serious study of Buddhism. After the second victory over the Mongols, he left the throne to his son, retired to a monastery with two other monks and founded the Zen sect of Trúc Lâm. He is the author of a collection of poems, Đại hương hải ấn thi tập (Imprints on the Fragrant Sea).