Muhammad established the city of the location of the Kaaba making it the holiest place in Islam

The united states government was in debt from its beginning. how did the u. s. get into debt, and whom did it owe money?

Which best represents the view of the southern delegates at the constitutional convention

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.