The war starts by Saxony invading Prussia Russia enters on the prussian side Poland and Austria enters on the Saxon side saxony gain a few south Prussian towns beside Brandenburg that happened in september 1701 in 1702 Britain and Hannover joined on Saxonys side saxony gain an area around Berlin Poland invade east Prussia Country's Saxony Eoin Brehony Computer 1 Prussia a year later in 1703 Hagsburg Spain joins on Saxonys side And Bourbon France joins on Prussias side Spain invades Toulouse 1704 Savoy joins on Saxonys side 1705 Savoy invades south France cote D Azur computer savoy his war is an Europeanwar t