reduced travel time increased trade improved america's defense improved american relations
ALl of the above
The answers are
1._ B. billboards
2._ B. 1954.
3._ B<span>. Birmingham </span>
Answer: Hitler and Stalin signed a nonaggression pact, Germany invaded Poland, Britain and France declared war on Germany, Poland surrendered
Explanation:
The Constitution denies state governments the power to multiple things, such as making treaties with foreign governments, taxing foreign ships, taxing imports or exports, and coining money (thats about what i can think of off the top of my head)