Task: Text Categorization
Input (English): This man defeated Mahmoud Khan's war elephants by setting camels on fire. This conqueror drove out or converted most of the Assyrian Christians in Iraq, and his youngest son, Shah Rukh, succeeded him. This ruler supported Tokhtamysh's invasion of Moscow but later destroyed Sarai and Astrakhan, crushing the Golden Horde when it turned against him. This ruler was known to build piles of [*] skulls outside cities he conquered. He captured Bayezid I at the 1402 Battle of Ankara, and this sacker of Delhi was nicknamed for his hip injury. For 10 points, name this ruler of central Asia who attempted to revive the Mongol empire from his capital at Samarkand.
Output (English): History