Do you think the number of executive departments will change in the future?

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.

The talf hartley act of 1947 restricted the rights of

Respond fast need this answer asap still need to do about 3 pages of work to turn in tomorrow it be 2: 26am here