Emperor Henry IV, and thereby gain his support, but Bořivoj had already been confirmed by the emperor. Oldřich was eventually forced to flee to Moravia
.
In 1102,
Emperor Henry V
, was proclaimed king.
Bořivoj attacked in 1108 with the aid of Bolesław in alliance with Coloman, whom Svatopluk and Henry were jointly attacking in Hungary. Svatopluk was recalled to fight him off and soon the emperor was invading Poland. Svatopluk was murdered on this campaign by supporters of Bořivoj, but he could not regain the throne, which went to Vladislaus. In 1117, the brothers were reconciled and they ruled the duchy jointly (though divided) until 1120, when a new disagreement led Bořivoj to self-exile in Hungary, where he died on 2 February 1124.
