Břetislav's Silesian Conquest (1 gen 1038 anni – 1 gen 1054 anni)
Descrizione:
Břetislav invaded Poland and conquered most of Silesia in a year he held onto these lands untill he was forced to give it back in 1054.Aggiunto al nastro di tempo:
Data:
1 gen 1038 anni
1 gen 1054 anni
~ 16 years