The 1916 United States elections elected the members of the 65th United States Congress. The election occurred during the Fourth Party System, six months before the United States entered World War I. Unlike 1912, the Democrats did not benefit from a split in the Republican Party, but the Democrats still retained the Presidency and the majority in the Senate. Democrats lost the majority in the House, but retained control of the chamber.
The 1912 United States elections elected the members of the 63rd United States Congress, occurring during the Fourth Party System. Amidst a division between incumbent Republican President William Howard Taft and former Republican President Theodore Roosevelt, the Democratic Party won the presidency and both chambers of Congress, the first time they accomplished that feat since the 1892 elections.
The 1908 United States elections elected the members of the 61st United States Congress, occurring during the Fourth Party System. Oklahoma joined the union during the 61st Congress. Despite the Panic of 1907, Republicans continued to control the presidency and both houses of Congress.
The 1904 United States elections elected the members of the 59th United States Congress. It occurred during the Fourth Party System. Republicans maintained control of the presidency and both houses of Congress. For the first time since the 1828 election, no third party or independent won a seat in Congress.
The 1888 United States elections occurred during the Third Party System, and elected the members of the 51st United States Congress. North Dakota, South Dakota, Montana, Washington, Idaho, and Wyoming were admitted during the 51st Congress. This election was the first time that one party had won a majority in both chambers of Congress since the 1874 elections.
The 1884 United States elections were held on November 4, electing the members of the 49th United States Congress. The election took place during the Third Party System. The Democratic Governor Grover Cleveland of New York defeated Republican Secretary of State James G. Blaine in the presidential election. In Congress, the Republicans retained control of the Senate while Democrats maintained control of the House of Representatives. This marks the last election in U.S. history in which the Democratic president came to office without unified control of Congress.
The 1880 United States elections occurred during the Third Party System, and elected the members of the 47th United States Congress. Republicans retained the presidency and took control of the House. An unclear partisan situation prevailed in the Senate. As the first presidential election after the end of Reconstruction, this election saw the first occurrence of the Democratic Party sweeping the Southern United States; the party would carry an overwhelming majority of Southern states well into the 20th century.
The 1868 United States elections was held on November 3, electing the members of the 41st United States Congress. The election took place during the Reconstruction Era, and many Southerners were barred from voting. However, Congress's various Reconstruction Acts required southern states to allow Black men to vote, and their voting power was significant to the elections results.
The 1864 United States elections were held on November 8, 1864. National Union President Abraham Lincoln was elected to a second term, while the Republicans added to their majorities in Congress. The elections were held during the American Civil War. Lincoln would be assassinated shortly into his second term.
The 1860 United States elections elected the members of the 37th United States Congress. The election marked the start of the Third Party System and precipitated the Civil War. The Republican Party won control of the presidency and both houses of Congress, making it the fifth party to accomplish such a feat. The election is widely considered to be a realigning election.
The 1856 United States elections elected the members of the 35th United States Congress and the President to serve from 1857 until 1861. The elections took place during a major national debate over slavery, with the issue of "Bleeding Kansas" taking center stage. Along with the 1854 elections, these elections occurred during the transitional period immediately preceding the Third Party System. Old party lines were broken; new party alignments along sectional lines were in the process of formation. The Republican Party absorbed the Northern anti-slavery representatives who had been elected in 1854 under the "Opposition Party" ticket as the second-most powerful party in Congress. Minnesota and Oregon joined the union before the next election, and elected their respective congressional delegations to the 35th Congress.
The 1836 United States elections elected the members of the 25th United States Congress. The election saw the emergence of the Whig Party, which succeeded the National Republican Party in the Second Party System as the primary opposition to the Democratic Party. The Whigs chose their name in symbolic defiance to the leader of the Democratic Party, "King" Andrew Jackson, and supported a national bank and the American System. Despite the emergence of the Whigs as a durable political party, Democrats retained the presidency and a majority in both houses of Congress.
The 1832 United States elections elected the members of the 23rd United States Congress. Taking place during the Second Party System and a political conflict over the re-authorization of the Second Bank of the United States, the elections were contested between Andrew Jackson's Democratic Party and opponents of Jackson, including the National Republicans. Though the Democrats retained the presidency and the House, they lost their Senate majority. The Anti-Masonic Party also fielded the first notable presidential candidacy from a third party.
The 1828 United States elections elected the members of the 21st United States Congress. It marked the beginning of the Second Party System, and the definitive split of the Democratic-Republican Party into the Democratic Party and the National Republican Party. While the Democrats cultivated strong local organizations, the National Republicans relied on a clear national platform of high tariffs and internal improvements. Political scientists such as V.O. Key, Jr. consider this election to be a realigning election, while political scientists such as James Reichley instead see the election as a continuation of the Democratic-Republican tradition. Additionally, this election saw the Anti-Masonic Party win a small number of seats in the House, becoming the first third party to gain representation in Congress.
The 1824 United States elections elected the members of the 19th United States Congress. It marked the end of the Era of Good Feelings and the First Party System. The divided outcome in the 1824 presidential contest reflected the renewed partisanship and emerging regional interests that defined a fundamentally changed political landscape. The bitterness that followed the election ensured political divisions would be long-lasting and facilitated the gradual emergence of what would eventually become the Second Party System. Members of the Democratic-Republican Party continued to maintain a dominant role in federal politics, but the party became factionalized between supporters of Andrew Jackson and supporters of John Quincy Adams. The Federalist Party ceased to function as a national party, having fallen into irrelevance following a relatively strong performance in 1812.
The 1820 United States elections elected the members of the 17th United States Congress. The election took place during Era of Good Feelings and the First Party System. Despite the Panic of 1819, the Democratic-Republican Party maintained control of the presidency and both houses of Congress, while the Federalist Party provided only limited opposition. Missouri joined the union during the 17th Congress.
The 1816 United States elections elected the members of the 15th United States Congress. Mississippi and Illinois were admitted as states during the 15th Congress. The election took place during the First Party System. The Democratic-Republican Party controlled the presidency and both houses of Congress, while the Federalist Party provided only limited opposition. The election marked the start of the Era of Good Feelings, as the Federalist Party became nearly irrelevant in national politics after the War of 1812 and the Hartford Convention.
The 1808 United States elections elected the members of the 11th United States Congress. The election took place during the First Party System. In the aftermath of the Embargo of 1807, the Federalists picked up congressional seats for the first time since their defeat in the 1800 election. However, the Democratic-Republican Party maintained control of the presidency and both houses of Congress.
The 1800 United States elections elected the members of the 7th United States Congress. The election took place during the First Party System, and is generally considered the first realigning election in American history. It was the first peaceful transfer of power between parties in American history. The Democratic-Republican Party won control of the presidency and both houses of Congress for the first time. Conversely, the Federalist Party would never again control the presidency or either house of Congress. Ohio was admitted as a state during the 7th Congress.
The 1796 United States elections elected the members of the 5th United States Congress. The election took place during the beginning stages of the First Party System, as the Federalist Party and the Democratic-Republican Party clashed over the states' rights, the financial policies of Treasury Secretary Alexander Hamilton, and the recently ratified Jay Treaty. The Federalists maintained control of the Senate, and won control of the House and the presidency.
