 Nyorai kupfuurira kweiyi ndima - Mwanakomana waVratislav Sobeslaus I akaparadza uto reHumambo raMambo Lothar III muHondo yeChlumecmuna 1126. Izvi zvakaita kuti Bohemia iwedzere kusimba, zvichisvika pakutonga kwomuzukuru waVratislav, Mambo Vladislaus II 1158. Vladislav II akatanga dzimba zhinji dzemamongi uye akavaka zambuko rokutanga rematombo kuyambuka rwizi rweVltava, rimwe remabhiriji ekutanga muCentral neNorthern Europe. Zvakare, kurwisana kwomukati kwakavamba kuderera kwevaPremyslid. Vatungamiriri vakawanda vomudzinza racho vaichinjana pachigaro choumambo cheBohemia, zvichiguma nokuwa kwavo pakupedzisira. Pakupedzisira, pakukwira kwake pachigaro choumambo, Ottokar I akatanga nhevedzano yechinjo dzakabudisa Bohemia munhamo, ndokutanga nhambo yokubudirira iyo yakagara kweanenge makore 220. 