Which action by the federal government during the late 1800s is an example of nativism?

Could anything have been done through compromise to stop it, or did it have to happen?

What crime was king louis xvi accused of, what happened to him as a result?

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.