01score 72
Treaty of Versailles 1919
The Treaty of Versailles on June 28, 1919 formally ended World War I but planted the seeds for decades of resentment, economic collapse, and territorial disputes across Europe.
Reverse trending
Past events still shaping today.
Trending is what people are reading about right now. This is the opposite: events from the archive ranked by how much they still shape the present - through cause-and-effect to later events, the size of the chain they set off, and how recently that chain landed.
Below each entry: the downstream events in this archive that the ranking traces to, and the editorial line on why it’s still in the air.
The three most consequential
02score 64
American Civil War 1861
The American Civil War (1861–1865) killed more than 620,000 soldiers and fundamentally rewrote the nation's constitutional order, abolishing slavery through the 13th Amendment and forcing a violent reckoning over federalism that no political compromise could prevent.
Downstream in this archive
03score 54
Gulf War 1991
Operation Desert Storm in January–February 1991 was the first major U.S.
Downstream in this archive
The rest of the ladder
- 220
Battle of Waterloo 1815
score 23Napoleon's defeat at Waterloo on June 18, 1815, ended his Hundred Days comeback and sealed the restoration of the European monarchy.
- 221
Spanish Armada Defeated 1588
score 23The Spanish Armada's defeat in 1588 marked the end of Spanish naval supremacy and shifted the balance of European power toward England.
- 222
First IBM Personal Computer Launch 1981
score 22IBM's August 12, 1981 launch of the Personal Computer, designed by a skunkworks team led by Don Estridge and priced at $1,565, legitimized computing as a consumer product and established the x86 architecture as the dominant standard.
- 223
Spanish Inquisition Established 1478
score 22Pope Sixtus IV established the Spanish Inquisition in 1478 as an instrument of religious uniformity and political consolidation in newly united Spain.
- 224
Battle of Hastings 1066
score 22William the Conqueror's victory at Hastings on October 14, 1066 ended Anglo-Saxon rule in England and introduced Norman feudalism, French language, and continental governance structures that reshaped English law, culture, and political hierarchy for centuries.
- 225
Sputnik 1 Launch 1957
score 22Sputnik 1's October 4, 1957 launch from Baikonur Cosmodrome shattered Western assumptions about Soviet technological capability and ignited the Space Race.
- 226
Ukraine Invasion by Russia 2022
score 21The invasion shattered post-Cold War stability in Europe, forcing NATO expansion, decoupling Western economies from Russian energy, and triggering the largest refugee crisis on the continent in decades.
- 227
Watergate Scandal & Nixon Resignation 1974
score 21Richard Nixon's resignation on August 9, 1974, marked the only presidential departure forced by scandal in American history.
- 228
Berlin Wall Construction Begins 1961
score 21The Wall's construction formalized the bipolar partition of Europe and locked hundreds of thousands of people behind an armed border.
- 229
Nuremberg Laws Enacted 1935
score 21The Nuremberg Laws established the legal architecture for Nazi racial persecution, stripping Jews of fundamental rights and creating a template for institutionalized discrimination.
- 230
Tiananmen Square Massacre 1989
score 21On June 3–4, 1989, the Chinese military suppressed pro-democracy protests in Beijing's Tiananmen Square, killing hundreds and fracturing China's relationship with the West for years.
- 231
In June 1905, a 26-year-old patent clerk in Bern named Albert Einstein published four papers that rewrote physics.
- 232
YouTube Founded 2005
score 21On February 14, 2005, Steve Chen, Chad Hurley, and Karim Kamangar launched YouTube from a garage in San Mateo, California-a platform that would upend how billions consume video and fundamentally reshape media distribution.
- 233
On December 6, 1922, the Irish Free State was formally established following the Anglo-Irish Treaty of 1921, ending centuries of direct British rule and partitioning the island into two separate states.
- 234
Theodor Herzl & Zionist Congress Convenes 1897
score 21Theodor Herzl convened the First Zionist Congress in Basel on August 29, 1897, transforming Jewish nationalism from scattered sentiment into an organized political movement with explicit territorial aims.
- 235
Assassination of Martin Luther King Jr. 1968
score 20Martin Luther King Jr.'s assassination on April 4, 1968, in Memphis, Tennessee, fractured the civil rights movement and ignited a wave of urban unrest across America that would reshape urban policy and national politics for decades.
- 236
Treaty of Waitangi 1840
score 20On February 6, 1840, British officials and Māori chiefs signed the Treaty of Waitangi in a small settlement on New Zealand's Bay of Islands.
- 237
George Floyd Murder and BLM Uprising 2020
score 20Floyd's death became a flashpoint that mobilized millions across the United States and globally, sustaining protest momentum for months and reshaping conversations about police accountability, municipal budgets, and structural racism.
- 238
Unification of Italy 1861
score 20Italy's unification in 1861 under Victor Emmanuel II and Camillo Cavour transformed a fragmented peninsula of competing kingdoms and papal territories into a modern nation-state, reshaping European power dynamics and inspiring nationalist movements across the continent.
- 239
Edison's Practical Incandescent Light Bulb 1879
score 20Thomas Edison's October 1879 demonstration of a carbonized cotton filament bulb that burned for 13.5 hours didn't invent the light bulb-Humphry Davy, Warren de la Rue, and Joseph Swan had lit the way first-but it solved the one problem that mattered: durability and affordability at scale.
- 240
iPhone 6 Launch 2014
score 20Apple's September 9, 2014 unveiling of the iPhone 6 and 6 Plus marked a decisive shift toward larger screens in smartphones, a feature the market had been demanding for years.
- 241
Atomic bombing of Hiroshima 1945
score 20On August 6, 1945, the United States dropped an atomic bomb on Hiroshima, instantly killing an estimated 70,000 people and obliterating roughly 70% of buildings.
- 242
Printing of the Gutenberg Bible 1455
score 20Gutenberg's printing press in Mainz around 1455 shattered the monopoly on knowledge that scribes and the Church had maintained for over a thousand years.
- 243
Unification of Germany 1871
score 20Otto von Bismarck's military victories over Denmark, Austria, and France between 1864 and 1871 consolidated a fractured continent into the German Empire on January 18, 1871-a geopolitical earthquake that would dominate European affairs for the next century.