Even some of Roland's ideas, such as equality, freedom, and brotherly love, were considered highly seditious and heretical by these people. They constantly preached, "The Mother Goddess decides who is king and who is beggar. It has always been this way, it is now, and it will be in the future." When you try discussing "Each for all and all for each" with these people obsessed with hierarchical superiority, expect to be dragged out and burned immediately.
Roland's moderate reformism was unacceptable to them, let alone the Elf supremacy, imperialism, and expansionism of Alfheim—there was no room for compromise or concession from the start. Only when one side fell could the war end.
This was also the most secretive and core motive for various nations to aid Charlemagne: two equally dangerous beasts should be locked in a coliseum to fight continuously until mutual destruction. In this way, those in the stands would be safe.
