Answer:
Their results include major changes in culture, economy and socio-political institutions, usually in response to perceived overwhelming autocracy or plutocracy. Scholarly debates about what does and does not constitute a revolution center on several issues.
Explanation:
Two emerging factors after the War of 1812 that contributed to development of sectionalism were "an increase in the number of men voting" and "the concept of manifest destiny," since both of these led to a more "aggressive" nation that was becoming more and more divided on how to exploit that aggression.
Answer:
The Himalayas
Explanation:
The huge mountains kept people from trading
A conditioned response (if you are learning about Pavlov's theory)
The Monroe Doctrine was an attempt by the United States to delineate what the US would and would not get involved in as a country. In essence, it is a declaration that the US would stay out of land wars in Europe if Europe stayed out of the affairs of the Western hemisphere.