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.
[citation needed] After Mieszko I's death (25 May 992), a war began between Bolesław I and his half-brothers.
There is disagreement among historians as to the course of the conflict; the struggle may have lasted only a few weeks or may have only finished in 995.
In the end, Bolesław I took control over all the territories of his father and expelled his stepmother and half-brothers from Poland to Germany.
Dytryk's reign was short-lived: in 1033, he was deposed and expelled by Mieszko II, who reunited all Poland.