Past events still shaping today.

The rest of the ladder

1. 580

   

   Velvet Revolution Topples Communism 1989

   score 16

   Sits upstream of multiple events in this archive; the present still inherits its choices.

2. 581

   

   Beatles Break Up 1970

   score 16

   Sits upstream of multiple events in this archive; the present still inherits its choices.

3. 582

   

   Treaty of Saint-Germain-en-Laye Signed 1919

   score 16

   The Treaty of Saint-Germain-en-Laye formally dissolved the Austro-Hungarian Empire on September 10, 1919, redrawing Central European borders and stripping Austria to a fraction of its former territory.

   • set offHitler's Rise to Power1933
4. 583

   

   2004 Madrid Train Bombings 2004

   score 16

   The Madrid bombings killed more people than any previous terrorist attack in Western Europe and shifted Spanish electoral politics overnight-the Socialist Party won a surprise victory in the election three days later, ending years of conservative government.

5. 584

   

   Bam Earthquake & Ancient City Destroyed 2003

   score 16

   The Bam earthquake destroyed or severely damaged 90 percent of structures in a city of 100,000 people, collapsing the historic Arg-e Bam citadel and killing approximately one-third of the population.

6. 585

   

   Ned Kelly's Final Capture 1880

   score 16

   Kelly's capture and hanging marked the end of Australia's most notorious bushranger era and crystallized a national mythology around colonial outlawry.

   • anticipatedAustralian Federation Established1901
7. 586

   

   Agricultural Revolution Begins 10000 BCE

   score 16

   The agricultural revolution didn't happen overnight or everywhere at once.

8. 587

   

   First Modern Olympic Winter Games 1924

   score 16

   Chamonix 1924 formalized winter sports as Olympic territory, doubling down on the International Olympic Committee's strategy to expand beyond summer competition.

9. 588

   

   Bloody Sunday in Northern Ireland 1972

   score 16

   Bloody Sunday transformed public opinion in Ireland and the broader nationalist community, shifting the conflict from civil rights activism toward armed insurgency.

10. 589

    

    Eruption of Mount St. Helens 1980

    score 16

    The eruption reshaped volcanology as a field, providing scientists with real-time data on pyroclastic flows, lahars, and ecosystem recovery that would influence volcanic hazard assessment for decades.

11. 590

    

    Channel Tunnel Opens 1994

    score 16

    The Channel Tunnel eliminated 150 years of maritime isolation as Britain's primary crossing method.

12. 591

    

    1848 Revolutions Sweep Europe 1848

    score 16

    Sits upstream of multiple events in this archive; the present still inherits its choices.

13. 592

    

    Bretton Woods Conference 1944

    score 16

    Bretton Woods established the postwar monetary order that made the US dollar the world's reserve currency and created enduring institutions—the IMF and World Bank—that still govern international finance.

14. 593

    

    Moon Landing of Apollo 17 1972

    score 16

    Apollo 17 closed the chapter on the Space Race.

15. 594

    

    Indian Removal Act Signed 1830

    score 16

    The Indian Removal Act transformed federal Indian policy from treaties with sovereign nations into unilateral displacement.

16. 595

    

    First Labour Prime Minister Elected 1924

    score 16

    MacDonald's election shattered the three-party system that had dominated British politics since the 1880s.

17. 596

    

    1936 Summer Olympics Opening 1936

    score 16

    The 1936 Berlin Olympics marked a turning point in how authoritarian regimes weaponized sports for propaganda.

18. 597

    

    First Super Bowl 1967

    score 16

    The game crystallized the end of professional football's turf war and proved the merger between the upstart AFL and the established NFL was economically viable.

19. 598

    

    Peace of Westphalia Ends European Wars 1648

    score 16

    Westphalia marked the end of the Thirty Years' War and introduced the concept of sovereign nation-states as the organizing principle for international politics.

20. 599

    

    Telegraph Line Opens London-Paris 1851

    score 16

    The successful crossing of the English Channel by telegraph cable demonstrated that electrical communication could operate reliably underwater over significant distances.

21. 600

    

    Lumière Brothers' First Films 1894

    score 16

    The Lumières didn't just invent a camera; they invented the cinema business model.

22. 601

    

    Berliner Gramophone Patent 1887

    score 16

    Berliner's gramophone patent established the disc format as the dominant standard for recorded sound, overthrowing the cylinder format that had ruled the 1880s and 1890s.

23. 602

    

    Discovery of Tutankhamun's Tomb 1922

    score 16

    The discovery of Tutankhamun's tomb in 1922 fundamentally shaped how archaeologists understood ancient Egypt and transformed public fascination with Egyptology into a lasting cultural phenomenon.

24. 603

    

    Sinking of RMS Lusitania 1915

    score 16

    The Lusitania's sinking became a pivotal moment in shifting American sentiment toward the war.