Addison Mitchell McConnell III is a prominent American politician and retired attorney, currently serving as the senior United States senator from Kentucky since 1985, making him the longest-serving senator in the state's history. He held the position of Senate Republican Conference leader from 2007 to 2025, with periods as both minority and majority leader. Notably, he holds the record as the longest-serving Senate party leader in U.S. history, specifically from 2015 to 2021 when he was the majority leader.
From 1937, Alben W. Barkley led the Democrats in the Senate.
On February 20, 1942, Addison Mitchell McConnell III was born. He would later become a prominent American politician and the longest-serving senator in Kentucky history.
In 1944, at the age of two, McConnell's upper left leg was paralyzed by a polio attack, leading to treatment at the Roosevelt Warm Springs Institute for Rehabilitation.
In 1949, Alben W. Barkley's tenure as Democrats leader ended.
In 1950, when he was eight, McConnell moved with his family from Athens to Augusta, Georgia, where his father was stationed at Fort Gordon.
In 1956, McConnell's family moved to Louisville, Kentucky, where he later attended duPont Manual High School.
In 1963, McConnell attended the March on Washington for Jobs and Freedom, where Martin Luther King Jr. delivered his "I Have a Dream" speech.
In 1964, McConnell graduated from the University of Louisville with a B.A. in political science with honors.
In 1964, at the age of 22, McConnell attended civil rights rallies and interned with Senator John Sherman Cooper.
In March 1967, McConnell enlisted in the U.S. Army Reserve as a private at Louisville shortly before his educational draft deferment expired.
On July 9, 1967, Mitch McConnell's first day of training at Fort Knox, Kentucky, was two days after taking the bar exam.
On August 15, 1967, McConnell was honorably discharged from the Army Reserve after being diagnosed with optic neuritis.
In 1967, McConnell graduated from the University of Kentucky College of Law, where he was president of the Student Bar Association.
In 1968, McConnell began working as chief legislative assistant to Senator Marlow Cook in Washington, D.C.
In 1970, McConnell continued to work as chief legislative assistant to Senator Marlow Cook in Washington, D.C.
In 1971, McConnell returned to Louisville, where he worked on Tom Emberton's unsuccessful campaign for governor of Kentucky.
In October 1974, McConnell returned to Washington to fill a position as Deputy Assistant Attorney General under President Ford.
In 1975, McConnell served as acting United States Assistant Attorney General for the Office of Legislative Affairs under President Ford.
In 1977, McConnell was elected the Jefferson County judge/executive, defeating incumbent Democrat Todd Hollenbach III.
In 1981, McConnell was re-elected as the Jefferson County judge/executive against Jim "Pop" Malone.
In 1984, Mitch McConnell was elected to the U.S. Senate, marking the end of his tenure as Jefferson County Judge/Executive.
In 1985, Mitch McConnell was elected as the United States Senator from Kentucky, beginning his long tenure in the Senate.
From 1997, Mitch McConnell chaired the National Republican Senatorial Committee.
On February 12, 1999, McConnell was one of 50 senators who voted to convict and remove Bill Clinton from office.
In 2001, McConnell's tenure as chair of the National Republican Senatorial Committee ended.
In 2004, Democrats cooperation with the Bush administration helped Bush's reelection.
In 2006, after Republicans lost control of the Senate, they elected McConnell minority leader.
In 2007, Mitch McConnell became the leader of the Senate Republican Conference, marking the beginning of his leadership roles in the Senate.
In June 2009, after Obama nominated Sonia Sotomayor as associate justice, McConnell argued Sotomayor's judicial record required lengthy review and advocated against hastening the confirmation process.
In May 2010, after President Obama nominated Elena Kagan to the Supreme Court, McConnell expressed concerns about Kagan's independence and announced his opposition to her confirmation, citing her lack of forthrightness on constitutional law.
In October 2010, McConnell stated that "the single most important thing we want to achieve is for President Obama to be a one-term president."
In 2010, Congress banned the practice of earmarks, which McConnell regularly obtained for businesses and institutions in Kentucky.
In 2010, the U.S. Supreme Court issued the Citizens United v. FEC decision, partially overturning the Bipartisan Campaign Reform Act. This decision followed McConnell's opposition to stricter campaign finance laws.
In 2011, the Republican caucus threatened repeatedly to force the United States to default on its debt, with McConnell saying he had learned that "it's a hostage that's worth ransoming".
In 2013, Senate Majority Leader Harry Reid eliminated the filibuster for all presidential nominations except the Supreme Court.
The federal government shut down on October 1–17, 2013, after Congress failed to enact legislation to fund it.
After Republicans took control of the Senate following the 2014 Senate elections, McConnell became the Senate Majority Leader.
In 2014, McConnell vowed Republicans would not force the U.S. to default on its debt or shut down the government in 2014, when stopgap funding measures were set to expire. He also said he would not allow other Republicans to obstruct the budget-making process.
In 2014, Republicans gained control of the Senate, and McConnell became majority leader, which he used to slow Obama's judicial appointments.
In 2015, McConnell attended the funeral of Biden's son Beau Biden. McConnell was the only Republican to attend the funeral, and the media has portrayed McConnell's relationship with the Biden administration as one of comity.
In 2015, Mitch McConnell assumed the role of Senate Majority Leader, a position he held until 2021.
In 2015, Time magazine recognized Mitch McConnell as one of the 100 most influential people in the world.
On February 13, 2016, Supreme Court justice Antonin Scalia died, leading McConnell to announce the Senate would not consider any Obama nominee for the vacancy.
On March 16, 2016, Obama nominated Merrick Garland to the Supreme Court. Under McConnell's direction, Senate Republicans refused to take any action on the nomination.
On May 4, 2016, McConnell endorsed presumptive nominee Donald Trump for president after initially endorsing Rand Paul.
In May 2016, McConnell disagreed with Trump's suggestion that federal judge Gonzalo P. Curiel was biased against Trump because of his Mexican heritage.
In July 2016, McConnell criticized Trump's comments on the parents of Humayun Khan, a Muslim-American soldier who was killed in Iraq.
In August 2016, McConnell said that one of his proudest moments was telling Barack Obama he would not fill the Supreme Court vacancy.
On October 7, 2016, McConnell called for Trump to apologize directly to women and girls everywhere for his comments on the Access Hollywood tape.
On January 3, 2017, Merrick Garland's Supreme Court nomination expired due to Senate inaction under McConnell's leadership.
In January 2017, President Trump nominated Neil Gorsuch to the Supreme Court vacancy left after Scalia's death.
On April 7, 2017, Neil Gorsuch's nomination to the Supreme Court was confirmed after McConnell eliminated the filibuster for Supreme Court nominees.
In April 2017, Senate Republicans led by McConnell eliminated the filibuster for Supreme Court nominations in order to end debate on the nomination of Neil Gorsuch.
In October 2017, White House chief strategist Stephen Bannon and other Trump allies blamed McConnell for stalling the Trump administration's legislation. McConnell responded by citing Neil Gorsuch's Supreme Court confirmation as proof of Senate support for Trump's agenda.
In 2017, Republicans failed to repeal the Affordable Care Act (Obamacare) despite consolidated Republican control of government, dimming McConnell's reputation as a skilled political strategist.
In 2017, the record was broken for the number of circuit court judges confirmed during a president's first year.
In 2017, under McConnell's leadership, the Senate Republican majority passed the Tax Cuts and Jobs Act.
In April 2018, McConnell called the decision to block Garland's nomination the most consequential decision of his public career.
In June 2018, Mitch McConnell became the longest-serving Senate Republican leader in U.S. history.
In July 2018, McConnell indicated that funding for the Mexico–United States border wall would likely have to wait until after the midterms.
In July 2018, Trump nominated Brett Kavanaugh to replace the retiring Anthony Kennedy as an associate justice of the Supreme Court.
On July 18, 2018, with Andy Oldham's Senate confirmation, Senate Republicans broke a record for largest number of appeals court judiciary confirmations during a president's first two years; Oldham became the 23rd appeals court judge confirmed in Trump's term.
In September 2018, Christine Blasey Ford publicly alleged that Kavanaugh had sexually assaulted her in 1982.
In October 2018, McConnell said if a Supreme Court vacancy were to occur in 2020, he would not repeat his 2016 decision to let the winner of the upcoming presidential election nominate a justice.
In December 2018, the Republican-controlled Senate unanimously passed an appropriations bill without wall funding.
From December 22, 2018, until January 25, 2019, the federal government shut down when Congress refused to give in to Trump's demand for $5.7 billion in federal funds for a U.S.–Mexico border wall.
In 2018, the Economic Growth, Regulatory Relief and Consumer Protection Act was passed by the Senate Republican majority under McConnell's leadership.
From December 22, 2018, until January 25, 2019, the federal government shut down when Congress refused to give in to Trump's demand for $5.7 billion in federal funds for a U.S.–Mexico border wall.
In August 2019, McConnell wrote an editorial for The New York Times strongly opposing the elimination of the filibuster on legislation.
On November 5, 2019, as the House began public hearings on President Trump's impeachment, McConnell expressed certainty about the trial's outcome, stating that, if it were held that day, Trump would not be removed from office.
On December 14, 2019, McConnell met with White House counsel Pat Cipollone and White House legislative affairs director Eric Ueland. Later that day, he announced he would coordinate Trump's impeachment trial strategy with the White House and asserted there was "no chance" of the Senate convicting and removing Trump.
On December 17, 2019, McConnell rejected calls to call witnesses for Trump's impeachment trial, arguing the Senate's role was to judge, not investigate. He admitted to the media he was not an impartial juror and considered the trial a political process.
In 2019, Time magazine recognized Mitch McConnell as one of the 100 most influential people in the world.
In a 2019 interview, McConnell credited himself for the large number of judicial vacancies created in the last two years of Obama's presidency.
By March 2020, McConnell had contacted an unknown number of judges, encouraging them to retire before the 2020 election.
Speaking on the Hugh Hewitt radio show on April 22, 2020, McConnell suggested that states should be able to declare bankruptcy instead of receiving additional COVID-19 aid funds. His comments were sharply criticized.
In September 2020, after Ruth Bader Ginsburg died, McConnell announced the Senate would vote on Trump's nominated replacement.
In 2020, McConnell directed Senate Republicans in negotiations for two COVID-19 response packages: the Coronavirus Preparedness and Response Supplemental Appropriations Act, 2020 and the CARES Act.
In 2020, Mitch McConnell criticized Trump's attempts to overturn the 2020 presidential election results.
In 2020, after Joe Biden defeated Trump in the election, McConnell initially refused to recognize Biden as the winner. While not repeating Trump's false voter fraud claims, McConnell avoided contradicting them, arguing Trump's right to challenge results, while celebrating Republican Senate and House wins.
On January 12, 2021, it was reported that McConnell supported impeaching Trump for inciting the January 6th Capitol attack, hoping it would help Republicans distance themselves from Trump.
On February 13, 2021, despite earlier reports suggesting he was open to impeachment, McConnell voted to acquit Trump, arguing it was unconstitutional to convict a former president.
On April 10, 2021, Trump publicly called McConnell a "dumb son of a bitch" and questioned McConnell's gratitude for Trump having hired his wife. McConnell did not publicly respond to Trump's personal attacks.
On May 28, 2021, McConnell voted against the creation of an independent commission to investigate the January 6th United States Capitol attack, after seeking to organize Republican senators to filibuster it.
In October 2021, McConnell played a key role in extending the debt ceiling, convincing 11 Republicans to vote with Democrats. Without this action, the United States would have defaulted on its debts.
In 2021, Mitch McConnell became the Senate Minority Leader after previously serving as Majority Leader.
In 2023, Time magazine recognized Mitch McConnell as one of the 100 most influential people in the world.
On February 28, 2024, Mitch McConnell announced that he would step down as the Senate Republican Conference Leader in January 2025, while continuing to serve the remainder of his Senate term.
In 2024, McConnell stepped down as Senate Republican leader. John Thune was elected to succeed him after Republicans regained the majority in the 2024 U.S. Senate elections.
In late 2024, McConnell wrote an essay reflecting on his current perspective of American power and the foreign policy missteps of past presidents.
In January 2025, Mitch McConnell is set to step down from his role as the Senate Republican Conference Leader, as announced in February 2024.
On February 20, 2025, which was his 83rd birthday, Mitch McConnell announced that he would not run for an eighth Senate term in 2026 and would retire from politics.
In 2025, Mitch McConnell's tenure as the leader of the Senate Republican Conference concluded.
In 2026, Mitch McConnell is expected to retire from politics, as announced on February 20, 2025.