List four ways that the royal bureaucracy was built and the influence of nobility was reduced.
i need

Sparta faces threats from without and within the city-state who posed these threats.

Which communities brought about the rise of the first politician? a.anthropological b.neolithic c.hominids d.geologist

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.