Mohammad-Taqi Khan Pessian ( Persian : محمدتقی‌خان پسیان ; 1892 – 3 October 1921), more commonly known as Colonel Pessian , was an Iranian gendarme , fighter pilot and warlord who formed and led the short-lived Autonomous Government of Khorasan in 1921. He was killed in a battle with forces sent by Ahmad Qavam , the prime minister at the time.