What happened to the Federalists after the War of 1812?
They became popular with western farmers.
They were mocked as defeatists and traitors.
They joined with New England in seceding.
They played a stronger role in American politics.
Generally speaking, after the War of 1812, the Federalists in the United States "were mocked as defeatists and traitors"--since this was practically the end of the party in general.