Can you answer #’5,6,8,9 pleaseee I need help

In what was the 1851 indian appropriations act considered a peace plan according to the federal government

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.

This is the preoccupation with buying material goods