When Rudolf died in 1455, Gijsbrecht van Brederode was elected as his successor. But because the Burgundian duke Philip the Good insisted on his bastard son David of Burgundy becoming the prince-bishop of Utrecht, this dispute led to the Utrecht war (1456–1458).Encarta-encyclopedie Winkler Prins (1993–2002) s.v. "Utrecht [provincie, Nederland]. §2.1 Utrecht tot de inlijving door Karel V". Microsoft Corporation/Het Spectrum.
