It ushered in the Era of Good Feelings, marked the end of the Federalist party, showed America was a strong and independent nation, and ended further hostility between the US and Great Britain.
The United States was in a phase of notable political dispute between the Federalist Party (based largely in the Northeast), which supported a powerful basic administration and confidential relations to Britain, and the Democratic-Republican Party with its exceptional strength post in the South and West, which chose a limited center administration, protection of states' rights including slave-holding, extension into Indian area, and a durable separation with Britain.
In 1812, the Federalist Party had faded almost, and the Republicans, with James Madison performing his first term of office and power of Congress, were in a powerful situation to continue their more dynamic plan fronting Britain.
Approaching 1815 there was wide backing for the war from all sectors of the country. This enabled the triumphant Democratic-Republicans to choose some Federalist plans, so as a national bank, restored in 1816 by Madison.