The 1982 United States Senate elections were held on November 2, 1982. They were elections for the United States Senate following Republican gains in 1980. The 33 Senate seats of Class 1 were up for election in 1982. A total of four seats changed hands between parties, with Democrats winning seats in New Jersey and New Mexico, and Republicans taking seats in Nevada and the seat of the lone independent, Senator Harry Byrd Jr., in Virginia. Democrats made a net gain of one seat bringing them to 46 seats, while Republicans stayed at 54 seats for a majority. However, the Democratic gain in New Jersey replaced a Republican that had been appointed earlier in the year. Liberal Republicans senators in Connecticut, Rhode Island and Vermont held onto their seats, keeping the Senate in Republican hands.
The 1976 United States Senate elections was an election for the United States Senate. Held on November 2, the 33 seats of Class 1 were contested in regular elections. They coincided with Democrat Jimmy Carter's presidential election and the United States Bicentennial celebration. Although almost half of the seats decided in this election changed parties, Carter's narrow victory did not provide coattails for the Democratic Party. Each party flipped seven Senate seats, although, one of the seats flipped by Democrats was previously held by a Conservative.
The 1970 United States Senate elections was an election for the United States Senate. It took place on November 3, with the 33 seats of Class 1 contested in regular elections. Special elections were also held to fill vacancies. These races occurred in the middle of Richard Nixon's first term as president. The Democrats lost a net of three seats, while the Republicans and the Conservative Party of New York picked up one net seat each, and former Democrat Harry F. Byrd Jr. was re-elected as an independent.
The 1964 United States Senate elections were held on November 3. The 33 seats of Class 1 were contested in regular elections. Special elections were also held to fill vacancies. They coincided with the election of President Lyndon B. Johnson by an overwhelming majority, to a full term. His Democratic Party picked up a net two seats from the Republicans. As of 2023, this was the last time either party has had a two-thirds majority in the Senate, which allowed the Senate Democrats to override a veto, propose constitutional amendments, or convict and expel certain officials without any votes from Senate Republicans. However, internal divisions would have prevented the Democrats from having done so. The Senate election cycle coincided with Democratic gains in the House in the same year.
The 1958 United States Senate elections were elections for the United States Senate which occurred in the middle of President Dwight D. Eisenhower's second term. Thirty-two seats of Class 1 were contested in regular elections, the new state of Alaska held its first Senate elections for its Class 2 and 3 seats, and two special elections were held to fill vacancies.
Elections for the 75th Oregon Legislative Assembly took place in 2008. The Republican and Democratic primary elections were on May 20, 2008, and the general election was held on November 4, 2008. Fifteen of the Oregon State Senate's thirty seats were up for election, as were all 60 seats of the Oregon House of Representatives.
The 2014 United States Senate elections were held on November 4, 2014. A total of 36 seats in the 100-member U.S. Senate were contested. 33 Class 2 seats were contested for regular 6-year terms to be served from January 3, 2015, to January 3, 2021, and 3 Class 3 seats were contested in special elections due to Senate vacancies. The elections marked 100 years of direct elections of U.S. senators. Going into the elections, 21 of the contested seats were held by the Democratic Party, while 15 were held by the Republican Party.
The 2012 United States elections took place on November 6, 2012. Democratic President Barack Obama won reelection to a second term and the Democrats gained seats in both chambers of Congress, retaining control of the Senate even though the Republican Party retained control of the House of Representatives. As of 2024, this is the most recent election cycle in which neither the presidency nor a chamber of Congress changed partisan control, and the last time that the party that won the presidency simultaneously gained seats in both the House of Representatives and the Senate.
Elections were held in Delaware on Tuesday, November 2, 2010. Primary elections were held on September 14, 2010.
Elections were held in Maryland on Tuesday, November 2, 2010. Primary elections were held on September 14, 2010.
The 2010 Wisconsin Fall General Election was held in the U.S. state of Wisconsin on November 2, 2010. All of Wisconsin's executive and administrative officers were up for election as well as one of Wisconsin's U.S. Senate seats, Wisconsin's eight seats in the United States House of Representatives, seventeen seats in the Wisconsin State Senate, and all 99 seats in the Wisconsin State Assembly. The 2010 Wisconsin Fall Partisan Primary was held September 14, 2010.
The 2012 United States Senate election in Hawaii took place on November 6, 2012, concurrently with the 2012 U.S. presidential election, as well as other elections to the United States Senate and House of Representatives and various state and local elections. Incumbent Democratic senator Daniel Akaka decided to retire instead of seeking a fourth full term. Democrat Mazie Hirono defeated Republican Linda Lingle in a rematch of Hawaii’s 2002 gubernatorial election. This was the first open Senate seat in the state of Hawaii since 1976.
The 2012 United States House of Representatives elections in Hawaii were held on Tuesday, November 6, 2012 to elect the two U.S. representatives from the state, one from each of the state's two congressional districts. The elections coincided with the elections of other federal and state offices, including a quadrennial presidential election and an election for the United States Senate. Primary elections were held on August 11, 2012.
Hawaii's 2012 general elections were held on November 6, 2012. Primary elections were held on August 11, 2012.
The 2012 Hawaii State House of Representatives Elections were held on November 6, 2012. All 51 seats were up for election.
The 2014 United States House of Representatives elections in Hawaii were held on Tuesday, November 4, 2014 to elect the two U.S. representatives from the state of Hawaii, one from each of the state's two congressional districts. The elections coincided with the elections of other federal and state offices, including an election for Governor of Hawaii and a special election to the United States Senate.
The 2014 United States House of Representatives elections in Oklahoma were held on Tuesday, November 4, 2014, to elect the five U.S. representatives from the state of Oklahoma, one from each of the state's five congressional districts. The elections coincided with other elections to the United States Senate and House of Representatives and various state and local elections, including the Governor of Oklahoma and both of Oklahoma's United States Senate seats. Primary elections were held on June 24, 2014. Primary runoffs were held on August 26, 2014, in contests where no candidate won more than 50% of the vote.
The 2018 Hawaii Senate elections took place as part of the biennial United States elections. Hawaii voters elected state senators in 13 of the state senate's 25 districts. State senators serve four-year terms in the Hawaii Senate.
The 2018 New Hampshire Senate election was held on November 6, 2018, concurrently with the elections for the New Hampshire House of Representatives, to elect members to the 166th New Hampshire General Court. All 24 seats in the New Hampshire Senate were up for election. It resulted in Democrats gaining control of both chambers of the New Hampshire General Court, ending the total control of New Hampshire's state government, that Republicans had held in New Hampshire since the 2016 state elections.
The 2022 Hawaii Senate elections were held on November 8, 2022, to elect senators in all 25 districts of the Hawaii Senate. Due to the chamber's use of the 2-4-4 term system, members were elected in single-member constituencies, with half of them serving two-year terms and the other half serving four-year terms. These elections were held concurrently with various federal and state elections, including for governor of Hawaii. Partisan primaries were held on August 13.
