 By 1922, the cities of Baneh and Sardasht were under his administration.In the battle of sari Taj in 1922, Simko's forces could not resist the Iranian Army's onslaught in the region of Salmas and were finally defeated and the castle of Chari, where Simko's forces were camping, was occupied.The strength of the Iranian Army force dispatched against Simko was 10,000 soldiers.