Why does the declaration of independence list grievances against king george iii? a. to prove that the colonists have no choice but to seek independence b. to give colonists hope that the current system of government might change c. to explain why colonists had begun to protest around the colonies d. to give the king one last chance to change his policies and avoid a war

Why did john browns raid impact the national issue of slavery?

Which term best describes the progressive era

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.