"Battle of Kolomna" . "Significant" . "Kievan Rus'" . "At least one tumen (10.000) of nomad cavalry" . . "Mongol Empire" . . "Siege of Kolomna" . . . "Several hundred cavalry, up to 15.000 militia on foot, some Ryazan survivors" . . "Kolomna" . . . . . "siege to the fortress" . . . . . "Mongol victory; Vladimir and Moscow besieged afterward" . "20pxVladimir-Suzdal" . . "siege of Kolomna" . "Siege of Kolomna" . . . "destruction of Kolomna" . "Siege of Kozelsk (1238)" . .