Battle of Cedynia Battle of Cedynia In the Battle of Cedynia or Zehden, an army of Mieszko I of Poland defeated forces of Hodo or Odo I of Lusatia on 24 June 972, near the Oder river. Whether or not the battle actually took place near the modern-day town of Cedynia is disputed in modern scholarship. Mieszko I, Poland's first documented ruler based in Greater Poland, had successfully campaigned in the Cedynia area, then a West Slavic tribal territory also coveted by Holy Roman Emperor Otto I and German nobles. While Mieszko's differences with Otto I were settled by an alliance and payment
Mieszko I, Duke of Cieszyn the Přemyslid dynasty in the person of Wenceslaus III, son and successor of Wenceslaus II. On 5 October 1305, Mieszko obtained his major victory when his daughter Viola Elisabeth married King Wenceslaus III. This union was a chance for Mieszko to make himself one of the most powerful figures in Bohemia, and he even began some attempts to obtain the Polish crown. However, Mieszko's promising career ended suddenly with the murder of Wenceslaus III (Olomouc, 4 August 1306). Viola Elisabeth never bore Wenceslaus III any children and the Přemyslid dynasty became extinct. After 1306 the political activity of Mieszko almost