Battle of Frankfurt an der Oder

The Battle of Frankfurt an der Oder on 13/15^[2] April 1631 was a battle of the Thirty Years' War, fought between the Swedish Empire and the Holy Roman Empire for the strategically important, fortified Oder crossing Frankfurt an der Oder, Brandenburg, Germany.^[3] The town was the first major Imperial stronghold attacked by Sweden outside the Duchy of Pomerania,^[1] where Sweden had established a bridgehead in 1630.^[2] After a two-day siege, Swedish forces, supported by Scottish auxiliaries,^[4] stormed the town.^[3] The result was a Swedish victory.^[3][4] With the subsequent clearance of nearby Landsberg (Warthe) (now Gorzow),^[2] Frankfurt served to protect the Swedish army's rear when Gustavus Adolphus of Sweden proceeded further into Central Germany.^[4]

• http://en.wikipedia.org/wiki/Battle of Frankfurt an der Oder