title: History of Mongolia
context: In 1206 Genghis Khan was able to unite and conquer the Mongols, forging them into a fighting force which went on to establish the largest contiguous empire in world history, the Mongol Empire (1206-1368). Buddhism in Mongolia began with the  Yuan emperors' conversion to Tibetan Buddhism.
question: When was the Mongolian Empire first founded?
answers: 1206