 Nyorai kupfuurira kweiyi ndima - Kubvira pamazuva aMambo Offa rwizi Eider rwakanga rwuri muganhu pakati penzvimbo yekugara yeAngles neSaxons. Pashure pokunge Charlemagne atongamutangiri waHemming uye sekuru vake Gudfred vakatora mukana uyu, vakayambuka rwizi rwaEider ndokuita mushandirapamwe munyika dzokumaodzanyemba, idzo Charles akanga asiyira maObotrites aiva shamwari dzake. Zvisinei, mambo akaurayiwa nevashandi vake muna 810 uye Hemming, kuti asimbise utongi hwake mukurwisana nehama dzake dzaikwikwidzana, akatsvaka rugare nevaFrank. Vatauriri vake nevaMambo vakasangana pachitsuwa cheEider muRendsburg yemazuva ano ndokugadza miganhu yenzvimbo dzavo dzokufurira. 