sentences:  In 1501 the senate of the kingdom almost deprived Konrad III from all his power, when in a controversial ruling certain noble received lands in perpetuity as a payment for some offences inflicted by the duke.Only the death of John I Albert and the ensuing chaos after this caused that this ruling would be exercised.Konrad III died on 28 October 1503 in Osieck and was buried in St. John's Archcathedral, Warsaw.