In a paragraph, explain how new inventions and innovations changed people’s lives.

Choose all that apply. what two things did the wealthy merchants of ancient egypt want?

Why is the end of the cold war tied to the american domestic economy during this time?

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.