sentences:  If a community did not surrender, the Mongols forcefully took the settlement or settlements and slaughtered everyone they found.Faced with the option of subjugation to or combat with the nearby Mongol horde, many communities chose the former, including some Christian realms.Christian Georgia was repeatedly attacked starting in 1220, and in 1243 Queen Rusudan formally submitted to the Mongols, turning Georgia into a vassal state which then became a regular ally in the Mongol military conquests.