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Ten Ordinary People Who Accidentally Changed History

Hook: These weren’t leaders or generals — just people who made one choice that altered everything.

By Kristen BarenthalerPublished a day ago • 6 min read
Ten Ordinary People Who Accidentally Changed History
Photo by Vong Vathanak on Unsplash

The Farmer Who Found the Terracotta Army

The Terracotta Army was discovered on March 29, 1974, by local farmer Yang Zhifa and a group of villagers while digging a well near Xi'an, China.

• The Discoverers: Yang Zhifa struck a hard object with his hoe while digging for water with his brothers and neighbors in Xiyang Village. They initially mistook the clay head and pottery fragments for an ordinary water jar or discarded debris.

• The Archaeologist: Zhao Kangmin, a local museum curator and teacher, investigated the site, collected the scattered fragments, and painstakingly restored the first life-sized figures, realizing they belonged to the Qin dynasty.

• Recognition: While Zhao Kangmin identified and verified their historical value, tourism authorities officially credited Yang Zhifa as the primary discoverer. Yang later worked at the museum gift shop signing books for visitors.

The Clerk Who Saved Shakespeare’s Plays

In a more literal and scandalous context, the phrase points to William-Henry Ireland, an 18th-century law clerk who claimed to have "saved" a trove of lost Shakespearean plays, only to be exposed as one of the greatest literary counterfeiters in history.

• The Motivation: Working in a sleepy London lawyer's office in the 1790s, the teenage clerk desperately wanted to impress his overbearing father, an avid Shakespeare collector.

• The "Discovery": Using his access to ancient legal vellum, specialty aged inks, and old string, Ireland began forging Shakespeare's signature. He claimed he had met a mysterious gentleman who let him access an old trunk of papers, "saving" priceless manuscripts from destruction.

• The Escalation: What started as a few letters escalated into full, "lost" historical plays—including Vortigern and Rowena. The literary world was briefly fooled, and the play was even produced at the Drury Lane Theatre in 1796 before critics and scholars quickly exposed it as a total fabrication.

The Man Who Forgot to Close a Gate and Lost a Kingdom

According to Welsh mythology, the kingdom was protected from the sea by a system of dykes, sluice gates, and walls. The man responsible for guarding the sea gates was an appointed watchman named Seithennyn. One night, during a lavish royal feast hosted by the king, Seithennyn drank far too much wine and fell asleep, forgetting to close the gates before the high spring tides came in. The sea broke through the open gates, flooding the land and permanently submerging the kingdom.

The Woman Who Sparked the Modern Environmental Movement

Rachel Carson (1907–1964) is the American marine biologist and conservationist who sparked the modern environmental movement.

• "Silent Spring" (1962): Published her landmark book exposing the devastating ecological and health effects of synthetic pesticides like DDT.

• Policy Reform and Ban: Triggered intense national debate and congressional testimony that eventually led to a nationwide ban on DDT in the United States in 1972.

• Creation of the EPA: Helped pave the way for the establishment of the U.S. Environmental Protection Agency and inspired the creation of Earth Day.

• Sea Trilogy: Wrote celebrated natural history classics before Silent Spring, including Under the Wind (1941), The Sea Around Us (1951), and The Edge of the Sea (1955).

The Boy Who Discovered Penicillin (By Accident)

Sir Alexander Fleming discovered penicillin by accident on September 28, 1928, at St. Mary's Hospital in London.

• The Messy Lab: Fleming was a famously untidy scientist who left a petri dish smeared with Staphylococcus aureus bacteria uncovered on his workbench before going on a two-week vacation.

• The Mold Contamination: When he returned, he noticed the plate had been contaminated with a green fungus from the Penicillium genus (specifically Penicillium notatum).

• The Dead Bacteria: He observed that the surrounding colonies of staph bacteria had been dissolved and killed off in a clear ring around the mold.

• Naming the Substance: Fleming isolated the mold juice, tested its ability to kill various harmful bacteria, and named the active substance penicillin.

• Initial Publication: Fleming published his findings in the British Journal of Experimental Pathology in 1929, though it initially drew little medical attention.

• Purification and Scaling: In the late 1930s and 1940s, researchers Howard Florey, Ernst Chain, and Norman Heatley at Oxford University purified the compound and proved it could cure lethal infections in living bodies.

• Nobel Recognition: Fleming, Florey, and Chain shared the 1945 Nobel Prize in Physiology or Medicine for their combined work that turned a lab accident into the world's first life-saving antibiotic.

The Fisherman Who Triggered a War

Captain J.E. Shields and the Bering Sea Crisis (1938): In May 1938, American cod fisherman Captain J.E. Shields made headlines by demanding high-powered rifles from the mainland to confront Japanese salmon fishermen operating in the Bering Sea, turning a commercial and territorial dispute into a sensationalized media event that heightened U.S.–Japan tensions.

The Guy Who Invented the Space Pen

• Paul C. Fisher: He was a former World War II precision bearing manufacturer and long-time ballpoint pen entrepreneur—not a janitor.

• The AG7 Anti-Gravity Pen: Fisher invested roughly $1 million of his own private capital to develop the pressurized cartridge. He patented the Anti-Gravity 7 (AG7) in 1966.

• How It Works: The hermetically sealed cartridge uses compressed nitrogen gas (around 35–45 psi) to force thixotropic gel ink out through a tungsten carbide ballpoint, allowing it to write in zero gravity, underwater, upside down, and in extreme temperatures.

• NASA Myth vs. Reality: A popular urban legend claims that NASA spent millions of dollars inventing a zero-gravity pen while Soviet cosmonauts just used pencils. In reality, NASA did not fund the pen's development. Early U.S. and Soviet missions did use pencils, but pencil lead flakes caused electrical and safety hazards in microgravity. After Fisher independently developed and tested the pen, NASA adopted the Fisher Space Pen for the Apollo 7 mission in October 1968.

The Teen Who Started a Nuclear Meltdown

People searching for a "nuclear teen" are usually thinking of David Hahn, who became famous in 1994 as a 17-year-old Eagle Scout.

• What he actually did: Rather than stopping a meltdown, Hahn accidentally built a crude, highly dangerous nuclear source in a potting shed behind his mother’s suburban Detroit home.

• The experiment: Using household items like americium from smoke detectors, thorium from camping lanterns, and radium from old clocks, he tried to construct a homemade breeder reactor.

• The outcome: His creation began emitting dangerous levels of radiation. When local police accidentally discovered his car packed with radioactive materials during a routine stop, the EPA stepped in for a Superfund cleanup to dismantle the shed. He did not stop a disaster—he created a serious local radiation hazard.

The Photographer Who Exposed Police Brutality

Gordon Parks was the first Black staff photographer at Life magazine and famously referred to his camera as his "weapon against racism, poverty, and discrimination."

• The Atmosphere of Crime (1957): On assignment for Life, Parks tracked law enforcement across major U.S. cities. His cinematic color images exposed the rampant structural violence, trip-wire racial tensions, and systemic brutality of policing in communities of color.

• Civil Rights & Protest (1960s): He captured iconic images of Black citizens protesting against living in a "police state," directly illustrating the deep-rooted history of law enforcement violence.

The Hacker Who Revealed a Global Spy Network

Edward Snowden is the former National Security Agency (NSA) contractor and CIA system security specialist who leaked thousands of classified U.S. government documents in 2013, exposing a massive global surveillance network.

• Whistleblower Identity: Edward Snowden revealed himself as the source after The Guardian and other news organizations published the first wave of top-secret documents.

• Mass Surveillance Programs: Exposed global and domestic data-gathering operations—including PRISM, Tempora, XKeyscore, and Stellar Wind—which intercepted phone calls, emails, and internet activity.

• The Five Eyes Alliance: Showed how intelligence agencies in the U.S., U.K. (GCHQ), Canada, Australia, and New Zealand shared intercepted global communications.

• Targeting of World Leaders: Revealed that foreign officials, global companies, and over 35 world leaders—including German Chancellor Angela Merkel—were monitored by Western intelligence agencies.

• Flight and Asylum: Snowden fled to Hong Kong and then to Moscow in 2013 after the U.S. revoked his passport and charged him under the Espionage Act; he eventually received asylum and permanent residency in Russia.

• Legal and Global Impact: The leaks triggered international legal challenges, forced debates over digital privacy, and led to judicial rulings that declared parts of bulk data collection illegal.

• Memoir: Snowden published his autobiographical account, Permanent Record, detailing his work and his decision to leak the documents.

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About the Creator

Kristen Barenthaler

Curious adventurer. Crazed reader. Librarian. Archery instructor. True crime addict.

Instagram: @kristenbarenthaler

Facebook: @kbarenthaler

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    Written by Kristen Barenthaler