Answer:
A. It brought about the decline of the Federalist Party.
Explanation:
The effect of the Hartford Convention is which was held between December 1814 to January 1815 was widely known to be based on President James Madison’s mercantile policies and the progress of the War of 1812, including the unacceptable position of the political situation of the country more specifically national government power shifting to South.
However, following the unexpected victory in the Battle of New Orleans, and the secret nature of the Hartford convention, brought about the decline of the Federalist Party.
Most Americans were in the middle of happy but a little mad. It helped get Reagan elected because he was part of that.
The correct answer is the following.
<em>Expansionism paved the way for World War II in that countries involved maintained their foreign policy of expansionism and intervention in other nations.
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Victorious nations after World War I still divided some parts of Europe and made Germany pay for the damage done in the war. Countries such as Russia, Germany, Great Britain, and France still had economic and political interests in other countries and did not want to lose them. The Treaty of Versailles played a big role in the anger of Germany and his consequent participation of World War II.