It is important for Americans to vote because once said "One vote changed our senate completely ". In other word a single vote can change everything about what is a law and what is not.
Answer:
For example, the USSR established the "iron curtain" to control most of Central and Eastern Europe. Additionally, American fear of the spread of communism led to a number of proxy wars. The Cold War also spread the worldwide fear of nuclear war, which heavily influenced international diplomacy and affairs.
Explanation:
The expansion of railroads created more ways for things such as general goods to be shipped elsewhere to buyers or companies. (Hope this helps a bit, sorry for such a short answer.)
Human made object, mostly a item of culture or historic interest