United States congressional elections

United States congressional elections
Name	United States congressional elections
Caption	United States Capitol, site of the United States House of Representatives and the United States Senate
Type	Legislative elections
Country	United States
First election	1789 United States House of Representatives elections
Seats	435 United States House of Representatives; 34–33 seats contested each cycle in the United States Senate

Contents

United States congressional elections decide membership in the United States House of Representatives and the United States Senate through periodic ballots across the United States. They are shaped by constitutional provisions, federal statutes, state laws, party organization, and judicial decisions involving figures and institutions such as George Washington, James Madison, the United States Constitution, Congressional apportionment, and the Supreme Court of the United States. Major actors include the Democratic Party, the Republican Party, third parties like the Libertarian Party (United States), and movements linked to figures such as Franklin D. Roosevelt and Ronald Reagan.

Overview

Elections for the United States Senate and the United States House of Representatives occur in regular cycles defined by the United States Constitution and subsequent statute, with seats contested in contexts ranging from the Election of 1800 to the 2018 United States elections and the 2020 United States elections. The scope of contests spans statewide races influenced by actors like state legislatures, governors, and secretaries of state (United States), and district-level contests shaped by entities including the Federal Election Commission, the Bipartisan Campaign Reform Act, and litigants before the United States Court of Appeals for the D.C. Circuit.

Members of the United States House of Representatives serve two-year terms under single-member districts created through apportionment and redistricting processes often litigated in cases before the Supreme Court of the United States such as Baker v. Carr and Shelby County v. Holder. Senators serve six-year terms with approximately one-third of seats contested every two years in classes established by the Senate of the United States; notable cycles include the Class 1 United States Senate election and Class 3 United States Senate election. Federal election day is set by statute enacted by Congress during sessions with involvement by lawmakers like Abraham Lincoln and later codified in the United States Code. Special elections fill vacancies following appointments by officials including state governors or by successions like those after the deaths of members such as Robert F. Kennedy and Paul Wellstone.

Campaigns involve fundraising regulated by the Federal Election Commission and laws such as the Federal Election Campaign Act and Citizens United v. Federal Election Commission. Parties conduct primaries and caucuses overseen by state parties like the California Democratic Party, the Iowa Republican Party, and organizations such as the Democratic National Committee and the Republican National Committee. Candidates often build coalitions invoking policy legacies from leaders like Theodore Roosevelt, Lyndon B. Johnson, and Barack Obama, while strategists study data from entities like the Cook Political Report and the National Republican Congressional Committee. Interest groups including the National Rifle Association of America, the American Federation of Labor and Congress of Industrial Organizations, and advocacy organizations such as EMILY's List and MoveOn.org influence messaging, as do media outlets exemplified by The New York Times, Fox News, and CNN.

Voter turnout and patterns reflect demographics tracked by the United States Census Bureau and analyzed in scholarship referencing constituencies like African Americans, Hispanic and Latino Americans, Asian Americans, and geographic blocs such as the Rust Belt, the Sun Belt, and the Deep South. Representation debates invoke concepts grounded in decisions like Reynolds v. Sims and legislation such as the Voting Rights Act of 1965, affecting minority-majority districts in states including Texas, North Carolina, and Alabama. Gerrymandering disputes have produced litigation involving plaintiffs and defendants from jurisdictions such as Maryland, Pennsylvania, and Wisconsin, and empirical work by scholars affiliated with institutions like Harvard University, Stanford University, and the University of Michigan.

The evolution of congressional elections traces from the First Congress inaugurated by George Washington through eras shaped by the Era of Good Feelings, the Civil War, the New Deal, and the Civil Rights Movement. Important turning points include the expansion of suffrage via the Nineteenth Amendment to the United States Constitution, the Seventeenth Amendment to the United States Constitution mandating direct election of senators, and reforms following controversies like the Tammany Hall era and the Watergate scandal. Legislative milestones and reformers from Alexander Hamilton to Robert Taft intersect with judicial rulings such as Citizens United v. FEC and Buckley v. Valeo to shape modern campaign finance and electoral practice.

Administration of elections involves coordination among federal entities like the Federal Election Commission and local officials including county clerks in the United States and state secretaries of state. Legal frameworks rest on the United States Constitution, statutes such as the Help America Vote Act of 2002, and jurisprudence from the Supreme Court of the United States, the United States Court of Appeals for the Ninth Circuit, and other federal courts. Election infrastructure encompasses voter registration systems maintained by agencies like state departments of elections, ballot design standards influenced by scholars at MIT and practitioners from the Brennan Center for Justice, and security assessments conducted by organizations including the Department of Homeland Security and the National Institute of Standards and Technology.