Mieszko Mieszkowic Mieszko Mieszkowic Mieszko Mieszkowic (979/984 – aft. 992/95), was a Polish prince, and a member of the House of Piast. He was the second son of Mieszko I of Poland, but eldest born from Mieszko's second marriage to Oda, daughter of Dietrich of Haldensleben, Margrave of the North March. Little is known about his first years of life. Mieszko's first appearance is in the document ""Dagome iudex"" (ca. 991/92), along with his parents and brother Lambert. The purpose of the document was to protect Mieszko's and Lambert's inheritance from their older half-brother Bolesław I the Brave, who isn't named there.
Mieszko I of Poland in the hands of Bohemia. Sandomierz under this scenario was the central hub of the area, with Czerwień, Przemyśl and Chełm assuming the function of defensive borderland strongholds. After the death of Emperor Otto I in 973 Mieszko, like his brother-in-law, Duke Boleslav II of Bohemia, joined the German opposition in support of the attempted imperial succession of Henry II, Duke of Bavaria. Mieszko may have been motivated by revenge because of the (presumably) negative verdict of the Quedlinburg summit, but, more importantly, he may have wanted more favorable terms for his cooperation with Germany. The participation of Mieszko in