Zhou dynasty and the Mandate of Heaven
The Zhou overthrew the Shang and justified rule through the Mandate of Heaven: a king keeps authority only while he governs justly.
Humanity
115 events across three thousand years — chosen to be multi-regional and honest about uncertainty. Follow a thread to trace one capability through time, or filter by region and kind.
Showing 13 of 115 events. Clear filters
Spatial timeline — scroll horizontally
The Roman Republic and its constitution of habits
Rome replaced its kings with a republic of magistracies, senates and assemblies, laced with checks, terms and vetoes — evolving for five centuries.
The Twelve Tables: Rome's first written law
Rome's first codified law code was publicly posted so citizens could see — and demand — the rules that governed them.
Ashoka rules by edict
The Mauryan emperor Ashoka, after witnessing the slaughter of his Kalinga war, publicly renounced conquest and inscribed principles of tolerance, welfare and restraint on stone pillars across his realm.
The Han dynasty builds the scholar-state
The Han adopted Confucianism as state ideology, founded an imperial academy, and selected officials by examination — government by educated merit.
Teotihuacan becomes the Americas' first metropolis
A planned city of perhaps 100,000 people with monumental pyramids, apartment compounds and apparent multiethnic governance rose in the Basin of Mexico.
The Maya classic era: cities of the calendar
Maya city-states developed the most sophisticated pre-Columbian script and astronomical calendars, recording dynasties and sky events in stone.
Great Zimbabwe's stone city
A capital of dry-stone walls — up to eleven metres high, laid without mortar — housed a kingdom that controlled gold and ivory trade to the Swahili coast.
Magna Carta binds the king
Rebel English barons forced King John to seal a charter conceding that the crown is subject to law.
Tenochtitlan rises from Lake Texcoco
The Mexica built their capital on an island, engineering causeways, aqueducts and chinampa gardens into one of the world's largest cities.
Safavid Isfahan: 'half the world'
The Safavids made Twelver Shi'ism Iran's state religion and under Abbas I rebuilt Isfahan around the Naqsh-e Jahan plaza — bazaars, mosques and gardens on a monumental scale.
The French Revolution declares rights
France abolished its monarchy in the name of liberty, equality and fraternity, issued the Declaration of the Rights of Man — and descended into terror and war.
Iran's Constitutional Revolution
Merchants, clergy and intellectuals forced Qajar rulers to accept a parliament and constitution — the Middle East's first sustained constitutionalist movement, fought partly over foreign concessions.
Chronology
Zhou dynasty and the Mandate of Heaven
The Zhou overthrew the Shang and justified rule through the Mandate of Heaven: a king keeps authority only while he governs justly.
The Roman Republic and its constitution of habits
Rome replaced its kings with a republic of magistracies, senates and assemblies, laced with checks, terms and vetoes — evolving for five centuries.
The Twelve Tables: Rome's first written law
Rome's first codified law code was publicly posted so citizens could see — and demand — the rules that governed them.
Ashoka rules by edict
The Mauryan emperor Ashoka, after witnessing the slaughter of his Kalinga war, publicly renounced conquest and inscribed principles of tolerance, welfare and restraint on stone pillars across his realm.
The Han dynasty builds the scholar-state
The Han adopted Confucianism as state ideology, founded an imperial academy, and selected officials by examination — government by educated merit.
Teotihuacan becomes the Americas' first metropolis
A planned city of perhaps 100,000 people with monumental pyramids, apartment compounds and apparent multiethnic governance rose in the Basin of Mexico.
The Maya classic era: cities of the calendar
Maya city-states developed the most sophisticated pre-Columbian script and astronomical calendars, recording dynasties and sky events in stone.
Great Zimbabwe's stone city
A capital of dry-stone walls — up to eleven metres high, laid without mortar — housed a kingdom that controlled gold and ivory trade to the Swahili coast.
Magna Carta binds the king
Rebel English barons forced King John to seal a charter conceding that the crown is subject to law.
Tenochtitlan rises from Lake Texcoco
The Mexica built their capital on an island, engineering causeways, aqueducts and chinampa gardens into one of the world's largest cities.
Safavid Isfahan: 'half the world'
The Safavids made Twelver Shi'ism Iran's state religion and under Abbas I rebuilt Isfahan around the Naqsh-e Jahan plaza — bazaars, mosques and gardens on a monumental scale.
The French Revolution declares rights
France abolished its monarchy in the name of liberty, equality and fraternity, issued the Declaration of the Rights of Man — and descended into terror and war.
Iran's Constitutional Revolution
Merchants, clergy and intellectuals forced Qajar rulers to accept a parliament and constitution — the Middle East's first sustained constitutionalist movement, fought partly over foreign concessions.