What was america's reaction to chinese intervention?

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.

What were the social, economic, and political characteristics of spanish and portuguese rule in latin america?

Explain how transcendentalism and the second great awakening affected the definitions of freedom. how were both movements a response to the market revolution?