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The 13th century refers to the years 1201 to 1300 CE, a period in medieval history marked by significant developments in European politics, religion, and culture. It was a time of major historical events including the Fourth Crusade, the consolidation of Mongol power, and important developments in art, architecture, and philosophy that shaped the course of Western civilization.
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Eastern Hemisphere in 1200 AD Mongol Emperor Genghis Khan whose conquests created the largest contiguous empire in history
The 13th century was the century which lasted from January 1, 1201 (represented by the Roman numerals MCCI) through December 31, 1300 (MCCC) in accordance with the Julian calendar.