Opole s history begins in the 8th century At this time according to the archeological excavations the first settlement was founded on the Ostr 243wek the northern part of the Pasieka Island in the middle of the Oder river In the early 10th century it developed into one of the main quotgords quot of the West Slavic Opolans tribe At the end of the century Silesia became part of Poland and was ruled