Which of the following inventions contributed to the increase of industry in cities in the late 1800s? A. Water power
B. the telegram
C. electric power
D. the plow

Why did countries not allow jewish refugees asylum?

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 amendment made cuba an american protectorate and forced cuba to cede guantanamo bay to the u. s.