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1225
| 1225 • Lý Chiêu Hoàng, the only empress regnant in the history of Vietnam, marries Trần Thái Tông, making him the first emperor of the Trần Dynasty at age seven. |
1294
Apr 29
Age: 69y
| 1294 • Architect Arnolfo di Cambio designs the Florentine cathedral Santa Maria del Fiore, better known simply as Il Duomo. He also begins work on the Basilica di Santa Croce di Firenze, also in Florence. |