[18]

^ The 1796 presidential election was the first contested American presidential election and the only one in which a president and vice president were elected from opposing political parties. Federalist John Adams was elected president, and Jefferson of the Democratic-Republicans was elected vice president.[20]

^ Jump up to: a b c d e f g h i j k l m n o Died in office[23]

^ Early during John Quincy Adams' term the Democratic-Republican Party dissolved; his allies in Congress and at the state-level were referred to as "Adams' Men" during the Adams presidency. When Andrew Jackson became president in 1829, this group became the "Anti-Jackson" opposition, and organized themselves as the National Republican Party.[26]

^ John Calhoun, formerly a Democratic-Republican, founded the Nullifier Party in 1828 to oppose the Tariff of 1828 and advance the cause of states' rights, but was brought on as Andrew Jackson's running mate in the 1828 presidential election in an effort to broaden the democratic coalition led by Jackson.[27]

^ Jump up to: a b c Resigned from office[23]

^ John Tyler succeeded to the presidency upon the death of William Henry Harrison.