Who was emperor justinian's most trusted advisor

How did americans disagree over the role of federal and state goverment before and durning the civil war

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.

The edict of nantes states a: protestantism was to be the official religion in france b: huguenots would rules france and allow catholics to practice freely. c: catholicism was to be the official religion in france but protestants could worship freely. d: catholicism was to be the official religion in france and protestantism was to be outlawed.