It began with a Frankish invasion of Saxon territory and the subjugation of the Engrians and destruction of their sacred symbol Irminsul near Paderborn in 772 or 773 at Eresburg.
Ratovi su počeli s franačkom invazijom na saski teritorij i potčinjavanjem Engrijanaca i uništavanjem njihovog svetog simbola Irminsula blizu Paderborn godine 772. ili 773. , kraj Eresburga.