Final answer:
The period from 1817 to 1825, known as the Era of Good Feeling, was characterized by political harmony and unity in the United States after the War of 1812.
Step-by-step explanation:
The period from 1817 to 1825 is often called the Era of Good Feeling. It was a time of political harmony and unity in the United States, characterized by a sense of optimism and nationalism. This era followed the War of 1812 and saw the dominance of the Democratic-Republican Party, leading to a period of one-party rule. The end of the era was marked by the emergence of new economic challenges and political divisions.
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