What does dual sovereignty mean?
A. The states and the federal government each have powers.
B. Each state has its own powers that other states cannot violate.
C. The president has the same powers that a king would have.
D. The state and local governments have equal power.

What was the turning point for the soviets allowing them to regain power and turn back the germans?

Which type of local government is expressed in this map of georgia?

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.