Answer:
Charlemagne served as a source of inspiration for such leaders as Napoleon Bonaparte (1769-1821) and Adolf Hitler (1889-1945), who had visions of ruling a unified Europe.
Explanation:
Charlemagne (c.742-814), also known as Karl and Charles the Great, was a medieval emperor who ruled much of Western Europe from 768 to 814. In 771, Charlemagne became king of the Franks, a Germanic tribe in present-day Belgium, France, Luxembourg, the Netherlands and western Germany.
After WW1 the U.S. went into a Great Depression and when Franklin D. Roosevelt's was elected, his first 100 days he created many agencies to end the Great Depression.Hope that helps. :)
It helped power the trains and steam boats.