For ten points, name this grandson of Genghis who established the Yuan Dynasty in China and entertained Marco Polo.
This person's attitude towards religion was embodied in the "dual principle" of his advisor Phagspa, who persuaded him to make Tibet autonomous. He divided society into "semu jen," "han jen," and "man tzu" classes and sent armies to destroy the kingdom of Pagan at the Battle of Ngasaunggyan. He came to power after brief strife with his brother Arigböge. At the kuriltai of 1260, he succeeded Möngke as great Khan, but that did not enable his fleets to overcome the "kamikaze" winds around Japan. For ten points, name this grandson of Genghis who established the Yuan Dynasty in China and entertained Marco Polo.
This person's attitude towards religion was embodied in the "dual principle" of his advisor Phagspa, who persuaded him to make Tibet autonomous.
{Kublai} Khan (or {Setsen} Khan)