270 electoral votes decide the presidency

The Electoral College, explained

The US presidential election hinges on the Electoral College, not the popular vote—a system created in 1787 as a compromise. Candidates must win 270 of 538 electoral votes, allocated by each state’s congressional representation.

See the results of all 59 presidential elections from 1789 to 2024

This interactive tool lets users explore the outcomes of every US presidential election from George Washington's uncontested 1789 victory through 2024, showing how electoral votes, state results, and shifting coalitions shaped each race.

The presidential election process continues for weeks after Election Day

Even after a winner is projected, the election is not complete. Between Election Day and Inauguration Day, electors formally cast votes and Congress meets in a joint session to certify the results, following a constitutionally defined timeline.

Electors are chosen by states and political parties

This article explains how the Constitution leaves most rules for choosing electors to the states. Today, parties typically select elector slates through state conventions, rewarding loyal supporters who formally cast votes weeks after Election Day.

Congress selected the president in 1801 and 1825

In a contingent election, the United States House of Representatives is constitutionally required to choose the president, with each state delegation casting one vote when no candidate secures a majority of the electoral votes.

Five US presidents won the election despite losing the popular vote

Because presidents are elected through the Electoral College rather than a national vote, candidates can win while receiving fewer votes nationwide. John Quincy Adams, Rutherford B. Hayes, Benjamin Harrison, George W. Bush, and Donald Trump (2016) each won the presidency while losing the nationwide popular vote.

Faithless electors have never changed the outcome of a US presidential election

Occasionally, Electoral College members vote against their state's popular choice—known as "faithless electors." Though these rare defections have drawn attention and prompted new state laws, none have ever altered the final result of a presidential race.

Hamilton's endorsement helped win Jefferson the presidency

In the 1800 presidential election, neither candidate won a majority in the Electoral College, sending the decision to the House of Representatives. After 36 failed votes, Alexander Hamilton lobbied for his ideological rival, Thomas Jefferson, over Aaron Burr, helping break the deadlock.

Congress created a special electoral commission to resolve the 1876 election

After multiple states sent competing electoral slates in 1876, Congress formed the Electoral Commission of 1877 to arbitrate the dispute, which ultimately awarded the presidency to Rutherford B. Hayes and prompted later reforms to the electoral count process.

Election 101 podcast

What’s actually at stake when someone casts their vote in a US election? CNN’s “Election 101” podcast series provides ten episodes summarizing some of the basics of democratic elections. The ins and outs of voting are highlighted in 15-minute episodes on voter registration and voting by mail. Additional segments highlight how the electoral system works, how ballots are counted, the Electoral College, why it takes so long to get election results, and more.

Ranked-choice voting redistributes ballots until a candidate wins a majority

In ranked-choice voting, voters rank candidates in order of preference. If no one wins a majority, the lowest-ranked candidate is eliminated, and their votes are reassigned until a candidate surpasses 50%, avoiding separate runoff elections.

Nixon's landslide in the 1972 presidential election

Despite the Watergate break-in becoming public in June 1972, voters largely shrugged it off. On Nov. 7, 1972, Richard Nixon still achieved a historic landslide—winning 520 out of 538 electoral votes, carrying 49 states—making it one of the largest Electoral College victories in US history.

How Americans have voted throughout history

From shouting candidates’ names, to hanging chads to electronic scanning, the nature of voting has a long, sometimes bumpy history in the United States. See descriptions and images in chronological order with this digestible timeline.

Presidents can veto laws—and Congress can override them

A president may veto legislation passed by Congress, but a two-thirds vote in both the House and Senate can override it. For most presidents, only a small share of their vetoes have been successfully overturned.

Breaking down the gubernatorial races

Thirty-six states are holding gubernatorial races this November. Here's a breakdown of which states are holding elections, who is running, and which way the race is leaning.

Red and blue election maps are a modern media invention

The red–blue color scheme used on election night maps emerged in the 20th century as television networks adopted color graphics to make results easier to follow. The association of red with Republicans and blue with Democrats later became standardized.

How presidential candidates prepare for TV debates

One of the most significant performances of a politician's life is the televised debate, which requires the kind of preparation only an actor would be familiar with. This article dives into some of the recent history around debate prep norms, including how every campaign chooses someone to act like the opponent in mock debates—often to comical effect.

Roughly half of the world's nations are (relatively young) electoral democracies

Classifying countries by governance type involves leaning into technical systems like the Regimes of the World classification. In this data dive, see a map of the world's oldest and youngest electoral democracies, as well as liberal democracies (which are measured by the protection of minorities and checks on executive power from the legislature).

Learn more about the unitary executive theory, a view of presidential power

The unitary executive theory holds that all executive authority rests with the president, giving them direct control over federal agencies. President Trump has invoked this theory to justify consolidating power and directing administrative actions without congressional input.

President Donald Trump's 2025 address drew 36.6 million viewers

President Trump's audience was about 13% higher than President Biden's 2024 address, but it fell short of Donald Trump's first-term State of the Union viewership, which consistently topped 37 million and peaked near 48 million in 2017.

How Eurovision selects its winners

Competing acts are judged by a combination of music industry professionals, peers, and viewers, creating a suspenseful on-air tally to reveal the contest's ultimate winner.

A formal declaration of war automatically triggers hundreds of statutes granting the president sweeping domestic authority

Beyond authorizing military force abroad, a formal declaration activates a wide range of domestic powers, including authority over enemy property, trade restrictions, and emergency economic authority. It also waives the 60-day time limits under the War Powers Resolution.

See how the presidential motorcade protects the president on the move

This video breaks down how the motorcade—anchored by the armored limousine known as "the Beast"—operates as a mobile security network. An animated simulation shows how agents and vehicles respond to potential attacks to keep the president safe in transit.

The cost of maintaining aging voting systems

A joint analysis from the Brennan Center and Verified Voting finds that replacing aging voting equipment will cost hundreds of millions of dollars.

Mass protests in 2004 overturned a rigged Ukrainian election

During the Orange Revolution, Ukrainians protested against election fraud favoring pro-Russian candidate Viktor Yanukovych. Weeks of peaceful demonstrations led to a rerun vote, bringing Viktor Yushchenko to power and weakening Moscow's influence in the country.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

Despite being favored by 87% of Americans, Congress does not have term limits.

Visualize the path of every solar eclipse from 1900 to 2099 and see what each looks like when observed from different locations on Earth.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

An Ebola vaccine was developed during the 2018 west African Ebola outbreak, but the 2026 Ebola outbreak is with a different species of the virus, not the one that the vaccine is approved to treat.

The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

Pure water does not conduct electricity because this flow of energy requires the movement of charged particles, and water is a neutral molecule.

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

While the sun's gravity keeps the planets in orbit, their gravity also pulls on the sun, causing it and everything else in the solar system to orbit around a mutual balance point called the barycenter—the true center of the solar system.

Brandi Chastain, the star of the 1999 US victory over China in the 1999 Women's World Cup, was a last-second choice to take the penalty kick that sealed the victory.

After 25 people used virtual reality headsets to practice flying with virtual wings—flapping their arms—their visual cortex responded to the wings almost as if they were real arms, treating them as body parts.

Coral polyps reproduce via broadcast spawning, where entire reefs simultaneously release reproductive cells for about one hour, once a year.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.