The domestication of animals allowed for people to have a steady supply of milk, hides, and wool.

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.

No mercy for the user europa2433 because he or she reports everyone. and its annoying. come on who agrees.

What was the colonists main objection to the stamp act