Political Fallout of the War of 1812

The War of 1812, a conflict between the United States and Great Britain, was influenced by various factors, including trade restrictions and impressment of American sailors. As the war progressed, it spurred a sense of nationalism and led to significant political and social changes in the United States.

One of the notable political outcomes of the War of 1812 was the disbandment of a key political party. This development had long-lasting effects on the American political landscape. Which political party experienced significant decline and effectively ceased to be a national force following the war?