What did Pope Leo hope to accomplish at the Coronation of Charlemagne?
a. assert Charlemagne as head of the church
c. acknowledge Charlemagne as ruler of Europe
b. assert the church over Charlemagne's rule
d. acknowledge the Roman Catholic church as the one true church

What made the middle colonies different from new england and the southern colonies?

What does the document of the birtish octopus is an uderlying cause of the world war 1

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.