The Treaty of Altranstädt was concluded between Charles XII of Sweden and Augustus the Strong of Saxony and Poland–Lithuania, on 13 October 1706, during the Great Northern War. Augustus had to renounc

The Battle of Kalisz took place on 29 October 1706 in Kalisz, Polish–Lithuanian Commonwealth during the Great Northern War. The battle was fought between an anti-Swedish army of Russians, Saxons and P