The war with which enemy was the longest and most difficult for Charlemagne?

The longest and most difficult war for Charlemagne was with the Saxons, which lasted from 772 to 804, and eventually the Saxons converted to Christianity.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.