How do political boundaries affect how humans interact with each other?

What is the climate of most of western central europe? continental moderate polar tropical

What events caused the united states to intervene in southwest asia?

What statement about charlemagne is not true? a. charlemagne's empire collapsed during his rule b. charlemagne sent missionaries throughout europe c. charlemagne encouraged the arts and education d. charlemagne ruled much of western europe a. charlemagne's empire collapsed during his rule