Seige of Baghdad
Hulegu Khan, a Vajrayana Buddhist practitioner and grandson of Chengiz Khan, sacked Baghdad the capital of the caliphate in five days. He ended the Islamic “golden” age and line of succession from Prophet Mohammad by killing caliph al-Musta’sim.
Baghdad was encircled by 200,000 Golden horde strong army, closing in from all directions. The Khan refused to negotiate and instead carried out a complete massacre. The rivers of Baghdad were stained red with the blood of 800,000 to 2 million citizens and Islamic Arab army. centuries worth of plundered gold was confiscated and the city was burnt to crisp. The Caliph was rolled in carpet and trampled to death under horse hoofs.