February 14: This Day in History Guide

February

February 14 wasn’t just about valentines and roses.

It has also been a date for political showdowns, scientific firsts, daring explorations, and the quiet turning points in people’s lives that later filled history books.

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Arts & Culture270 (traditional date)

Martyrdom of Saint Valentine Becomes a Legendary Date

According to later Christian tradition, February 14 is the day a Roman priest named Valentine was executed during the reign of Emperor Claudius II. Medieval sources describe him as a clergyman who secretly married Christian couples and gave comfort to the persecuted, defying imperial orders. Over centuries, fragments of stories about several different Valentines fused into one popular saint whose feast day gradually became associated with romantic love. That association was cemented in the later Middle Ages, when poets in England and France began linking “St. Valentine’s Day” with courtship and devotion.

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World History842

Strasbourg Oaths Lay Early Foundations for France and Germany

On February 14, 842, the grandsons of Charlemagne—Louis the German and Charles the Bald—swore mutual military support in the city of Strasbourg. The “Strasbourg Oaths” were remarkable not only as a political alliance against their brother Lothair, but also because they were recorded in two vernacular languages: Old High German and Old French (a Romance dialect). That bilingual text is one of the earliest written records of both tongues. The agreement foreshadowed the eventual split of the Carolingian Empire into kingdoms that evolved into modern Germany and France.

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World History1349

Strasbourg’s Jewish Community Targeted in Black Death Violence

On February 14, 1349, amid the terror of the Black Death, authorities in Strasbourg oversaw a brutal massacre and forced expulsion of the city’s Jewish population. Driven by plague panic and antisemitic rumor, thousands of Jews were burned on a specially built platform, while others were banished and their property seized. Contemporary chroniclers describe it as a calculated act of persecution rather than a spontaneous riot. The tragedy stands as one of the most infamous episodes of plague-era scapegoating and reshaped Jewish life across the Upper Rhine for generations.

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Arts & Culture1556

Archbishop Thomas Cranmer’s Recantation Read from St. Mary’s Pulpit

On February 14, 1556, in Oxford, a statement of recantation attributed to former Archbishop of Canterbury Thomas Cranmer was read aloud at the University Church of St Mary the Virgin. Under Queen Mary I, the Protestant reformer had been imprisoned and pressured to renounce his theological positions, including his role in shaping the English Book of Common Prayer. While several recantations were extracted, Cranmer later dramatically repudiated them before his execution. The February 14 announcement illustrates how public ritual, preaching, and printed texts were weaponized during the English Reformation’s fierce struggles over faith and authority.

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World History1779

Captain James Cook Killed in Hawaiʻi

On February 14, 1779, British navigator Captain James Cook was killed at Kealakekua Bay on the island of Hawaiʻi during his third Pacific voyage. Relations between Cook’s crew and Native Hawaiians, initially cooperative, had soured over disputes including the taking of a boat. When Cook went ashore to try to detain a high-ranking chief as leverage, a confrontation erupted on the beach and he was struck down in the melee. His death marked the end of one of the 18th century’s most ambitious programs of Pacific exploration and has since been scrutinized as a clash of cultures, expectations, and power.

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U.S. History1803

Marbury v. Madison Argued Before the U.S. Supreme Court

On February 14, 1803, arguments concluded in the case of Marbury v. Madison, heard before Chief Justice John Marshall’s Supreme Court in Washington, D.C. William Marbury, one of John Adams’s last-minute “midnight judges,” asked the Court to force Secretary of State James Madison to deliver his judicial commission. Behind the procedural dispute lay a power struggle between the outgoing Federalists and the incoming Jeffersonian Republicans. Within weeks, the Court’s landmark opinion would assert the power of judicial review, declaring a portion of the Judiciary Act of 1789 unconstitutional and permanently strengthening the Court’s role in the American system of government.

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U.S. History1849

President James K. Polk Sat for a Historic Daguerreotype

On February 14, 1849, President James K. Polk sat for a daguerreotype portrait in Washington, a session often cited as the first well-documented photographic sitting of a U.S. president while in office. Photography was still a relatively new technology, and such images required long exposure times and careful preparation. Polk’s likeness, captured in silvery detail, circulated as engravings and helped Americans visualize their chief executive in a way earlier generations had not. The session marked an early crossing of politics and mass visual media that would only intensify with later presidents.

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U.S. History1859

Oregon Becomes the 33rd State

On February 14, 1859, President James Buchanan signed the act admitting Oregon to the United States as the 33rd state. The new state stretched from the Pacific coast to the crest of the Cascades, carved out of territories once claimed by multiple colonial powers. Its constitution barred slavery, but also contained exclusion laws aimed at Black residents and later Chinese immigrants, reflecting the complicated racial politics of the era. Oregon’s admission expanded U.S. reach in the Pacific Northwest and foreshadowed further westward expansion toward the Pacific.

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Inventions1876

Alexander Graham Bell Files His Telephone Patent

On February 14, 1876, Alexander Graham Bell’s lawyers filed his patent application for “improvements in telegraphy,” describing a device capable of transmitting vocal sounds electrically—what would soon be known as the telephone. The filing reached the U.S. Patent Office in Washington, D.C. the very same day rival inventor Elisha Gray submitted a caveat describing a similar concept, fueling a long-running priority dispute. Bell’s patent, granted a few weeks later, became one of the most commercially valuable in American history. It underpinned the rise of the Bell Telephone Company and the global spread of voice communication over wires.

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U.S. History1903

U.S. Department of Commerce and Labor Established

On February 14, 1903, President Theodore Roosevelt signed legislation creating the United States Department of Commerce and Labor. The new cabinet-level department brought together agencies responsible for trade, industry, labor statistics, and immigrant oversight at a time when factories, railroads, and corporations were rapidly transforming the American economy. Its formation reflected Progressive Era concerns about how to regulate big business while still encouraging growth. A decade later, in 1913, the department would be split in two, giving rise to the separate Departments of Commerce and of Labor that exist today.

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U.S. History1912

Arizona Admitted as the 48th State

On February 14, 1912, President William Howard Taft signed the proclamation admitting Arizona to the Union, completing the map of the “Lower 48” states. The territory, once part of Mexico and contested in earlier wars, had been shaped by mining, cattle ranching, and the arrival of the railroad. Statehood debates touched on labor rights, water use, and the treatment of Native nations whose lands had long predated U.S. borders. Arizona’s admission symbolized both the closing of the continental frontier and the beginning of new political battles over resources and identity in the American Southwest.

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U.S. History1920

League of Women Voters Is Formally Founded in Chicago

On February 14, 1920, as the United States neared ratification of the Nineteenth Amendment, activists met in Chicago to found the League of Women Voters. Organized out of the National American Woman Suffrage Association, the League was designed to help newly enfranchised women understand public issues and participate fully in elections. Its nonpartisan approach emphasized voter education, candidate forums, and research on policy questions rather than backing particular parties. Over the decades, the League has remained a visible civic presence, moderating debates and pushing for reforms ranging from fair redistricting to expanded access to the ballot.

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Science & Industry1924

CTR Renamed International Business Machines (IBM)

On February 14, 1924, the Computing-Tabulating-Recording Company formally adopted a new name: International Business Machines Corporation, or IBM. The rebranding signaled both global ambition and a shift from punch-card tabulators and time clocks toward a broader vision of business machinery. Under Thomas J. Watson Sr., IBM emphasized research, salesmanship, and long-term customer relationships, helping the firm dominate data processing for governments and corporations. The February name change marked an early milestone on a path that would lead IBM into mainframe computing and, later, the personal computer era.

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U.S. History1929

St. Valentine’s Day Massacre Shocks Prohibition-Era Chicago

On the morning of February 14, 1929, gunmen associated with Al Capone’s Chicago Outfit lined up seven men linked to rival George “Bugs” Moran’s North Side Gang in a garage on North Clark Street and gunned them down. The killers reportedly wore police uniforms, adding to the sense of brazen impersonation of authority. While Capone himself was in Florida, the massacre became indelibly tied to his name and exposed the scale of organized crime thriving under Prohibition. Public outrage over the bloodshed helped build momentum for tougher federal action against gangsters and fueled debates over the future of alcohol laws.

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World History1943

Battle of Kasserine Pass Opens in North Africa

On February 14, 1943, German and Italian forces under Field Marshal Erwin Rommel launched an offensive against inexperienced American troops at Kasserine Pass in Tunisia. The sudden attack smashed through elements of the U.S. II Corps, exposing weaknesses in American command, coordination, and equipment under desert conditions. Over the days that followed, Allied units regrouped with British support and eventually stabilized the front, but not before suffering heavy losses. The battle became a harsh learning experience for the U.S. Army, prompting reforms in leadership and tactics that would shape later campaigns in Europe.

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Science & Industry1946

ENIAC, a Pioneering Electronic Computer, Publicly Unveiled

On February 14, 1946, the University of Pennsylvania unveiled the Electronic Numerical Integrator and Computer, better known as ENIAC, to reporters and officials in Philadelphia. Filling an entire room with cabinets, vacuum tubes, and wiring, ENIAC was designed to calculate artillery firing tables for the U.S. Army at unprecedented speed. Programmers—many of them women who had worked as human “computers”—configured it by setting switches and rewiring panels. The dramatic demonstration showed that fully electronic, general-purpose calculation was possible, inspiring subsequent generations of stored-program computers and the emerging field of computer science.

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Arts & Culture1951

Sugar Ray Robinson Captures Middleweight Crown at Yankee Stadium

On February 14, 1951, at a frigid Yankee Stadium in New York, Sugar Ray Robinson defeated Jake LaMotta to win the world middleweight boxing title in their sixth and most famous meeting. The bout, later nicknamed the “St. Valentine’s Day Massacre,” saw Robinson gradually overwhelm the rugged LaMotta until the referee stopped the fight in the 13th round. Their rivalry, with its contrasting styles and personalities, fascinated sports fans and inspired later cultural works, notably Martin Scorsese’s film Raging Bull. The match reinforced Robinson’s reputation as one of boxing’s most gifted stylists and enduring champions.

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World History1967

Treaty of Tlatelolco Creates a Nuclear-Weapon-Free Latin America

On February 14, 1967, representatives from Latin American and Caribbean nations signed the Treaty of Tlatelolco in Mexico City. The agreement established the region as a nuclear-weapon-free zone, prohibiting the testing, use, manufacture, and acquisition of nuclear arms. Emerging from Cold War anxieties and the memory of the Cuban Missile Crisis, the treaty demonstrated that states in the global South could take collective initiative on disarmament. Over time, most countries in the region ratified its protocols, and the Tlatelolco framework became a model for similar nuclear-free zones in other parts of the world.

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Arts & Culture1989

Ayatollah Khomeini Issues Fatwa Against Author Salman Rushdie

On February 14, 1989, Iran’s supreme leader Ayatollah Ruhollah Khomeini broadcast a fatwa calling for the death of British-Indian novelist Salman Rushdie and those involved in publishing his novel The Satanic Verses. The book had already sparked protests among some Muslims who considered its fictional treatment of religious themes deeply offensive. Khomeini’s pronouncement turned a literary controversy into an international diplomatic crisis, leading to broken relations between Iran and the United Kingdom and years of security threats against Rushdie and his translators. The episode ignited worldwide debates about blasphemy, free expression, and the reach of religious authority across borders.

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Science & Industry1990

Voyager 1 Captures the “Pale Blue Dot” Image of Earth

On February 14, 1990, at the suggestion of astronomer Carl Sagan, NASA’s Voyager 1 spacecraft—then more than 4 billion miles from the Sun—turned its camera back toward home and snapped a family portrait of the solar system. In one frame, Earth appears as a tiny speck suspended in a shaft of scattered sunlight, an image that quickly became known as the “Pale Blue Dot.” The photograph had little scientific value but enormous symbolic power, underscoring Earth’s fragility and isolation in space. Sagan’s later reflections on the picture helped bring cosmic perspective into popular environmental and ethical conversations.

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Arts & Culture1991

The Silence of the Lambs Opens in U.S. Theaters

On February 14, 1991, Jonathan Demme’s psychological thriller The Silence of the Lambs premiered in theaters across the United States. Starring Jodie Foster as FBI trainee Clarice Starling and Anthony Hopkins as imprisoned killer Hannibal Lecter, the film blended crime procedural elements with unnervingly intimate character study. It became a critical and commercial success, later winning the “Big Five” Academy Awards: Best Picture, Director, Actor, Actress, and Adapted Screenplay. Its haunting performances and quotable dialogue left a lasting imprint on popular culture and the depiction of serial killers on film.

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Science & Industry2003

Dolly the Cloned Sheep Euthanized in Scotland

On February 14, 2003, scientists at the Roslin Institute near Edinburgh euthanized Dolly the sheep, the first mammal cloned from an adult somatic cell. Born in 1996 and announced to the world in 1997, Dolly had become a global scientific celebrity and a lightning rod for ethical debate about cloning. By 2003 she was suffering from progressive lung disease and arthritis, conditions that raised questions about the health of cloned animals. Her preserved remains, now displayed at the National Museum of Scotland, continue to symbolize both the promise and the controversy surrounding reproductive biotechnology.

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Inventions2005

YouTube’s Domain Name Registered in California

On February 14, 2005, three former PayPal employees registered the domain name YouTube.com, laying the technical groundwork for what would become the world’s dominant video-sharing platform. Working out of a small office above a pizzeria in San Mateo, California, they set out to make it easy for anyone to upload and share video clips via the web. Early user-generated content ranged from home videos to short sketches, quickly outgrowing the founders’ initial expectations. Within a year and a half, Google acquired YouTube, and the site evolved into a central hub for entertainment, education, activism, and everyday storytelling.

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World History2011

“Day of Rage” Protests Erupt in Bahrain

On February 14, 2011, inspired by uprisings elsewhere in the Arab world, protesters in Bahrain launched a “Day of Rage” demanding political reform, greater rights for the Shia majority, and an end to alleged abuses by the Sunni-led monarchy. Demonstrators gathered in villages and in the capital, Manama, clashing at times with security forces that used tear gas and other crowd-control tactics. The Pearl Roundabout soon emerged as a focal point of the movement, echoing Cairo’s Tahrir Square. Although the government ultimately suppressed the protests with help from neighboring Gulf states, the events of February 14 marked a pivotal moment in Bahrain’s modern political story.

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Famous Figures2013

Reeva Steenkamp Killed in Shooting Involving Oscar Pistorius

In the early hours of February 14, 2013, South African model and law graduate Reeva Steenkamp was shot and killed inside the Pretoria home of Olympic sprinter Oscar Pistorius. Pistorius, a double amputee who had become a national hero for competing with carbon-fiber prosthetics, claimed he mistook her for an intruder behind a locked bathroom door. The case riveted global audiences, blending celebrity, disability sports, gun culture, and questions about intimate partner violence. After lengthy and highly publicized legal proceedings, Pistorius was convicted of murder, and Steenkamp’s death became a rallying point for discussions about gender-based violence in South Africa and beyond.

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U.S. History2018

Mass Shooting at Marjory Stoneman Douglas High School

On February 14, 2018, a former student opened fire at Marjory Stoneman Douglas High School in Parkland, Florida, killing 17 people and wounding many others. The attack devastated the suburban community and quickly became a national inflection point in debates over gun laws, school safety, and mental health support. Students who survived, including several who lost close friends, organized marches, confronted elected officials on live television, and launched voter-registration drives. Their activism helped spur changes to state laws in Florida and energized youth-led movements seeking tighter gun regulations across the United States.

THIS DAY IN HISTORY