c. 115,000BP	Most recent Ice Age begins.
c. 70,000BP	Human species numbers perhaps 2,000.
c. 50,000BP	Major jump in technology.
c. 27,000BP	Neanderthals go extinct.
c. 11,600BP	Human species about 4 million. Ice Age ends. Farming begins in the Fertile Crescent.
c. 10,500BP	Wheat varieties tamed. Villages form in Abu Hureyra (Syria), Shanidar (Iraq), and elsewhere.
c. 10,000BP	Sheep and goats tamed. Earliest clay tokens used.
c. 9,150BP	Hunter-gatherer male buried near Cheddar, England.
c. 9,000BP	Weaving spreads in the Fertile Crescent.
c. 8,600BP	British Isles form.
c. 8,500BP	Pottery invented in the Fertile Crescent.
c. 8,400BP	Global cooling. Early agrarian societies collapse.
c. 8,000BP	Cats, pigs, cows tamed.
c. 6,000BP	Horses, donkeys, llamas, alpacas tamed.
c. 5,200BP	Earliest known writing (on clay tablets), in Sumeria.
c. 5,100BP	Stonehenge built of wooden poles.
c. 5,000BP	Camels tamed.
c. 4,700BP	Oldest surviving surgical text written, in Egypt.
c. 4,200BP	Global cooling. Mediterranean, Egyptian, Indian, and west Asian societies collapse.
c. 4,100BP	Stonehenge rebuilt with stone.
c. 4,000BP	Farming reaches British Isles.
c. 3,000BP	Taming of rabbits, chickens, and turkeys begins.
c. 2,700BP	Celts enter British Isles.
c. 2,400BP	Hippocrates, Socrates, and Plato alive. Aristotle soon to be born.
c. 2,300BP	Eurasian warming. Rise of Rome, Han China, Teotihucan Mexico, and the Moche in South America.
c. 2,000BP	Human species hits 300 million. Romans invade British Isles.
c. 1,600BP	Eurasian cooling. Germanic tribes migrate west. Western Roman Empire falls. Saxons invade British Isles. Rapa Nui settled.
793	Viking attacks on British Isles begin.
c. 870	European warming. European farming and trade improves.
1065	Godric of Finchale born.
1066	Normans invade England.
1085	Islamic Toledo falls to northern Christians.
1090	Christian Normans take Sicily from the Muslims and Christian Greeks.
c. 1130	Arabic books trickle into northern Europe.
1159	John of Salisbury writes of ‘Shoulders of Giants.’
1170	England invades Ireland (for the first time). Thomas Becket killed in Canterbury, England. Arabic books in Latin translation flooding Europe, which gains mathematics, science, and technology from Greece, Rome, Arabia, Egypt, Persia, and India.
1178	Canterbury monks see moon catch fire.
1200	University of Paris founded.
1204	Christian Constantinople sacked by Christian Crusaders.
1210	Catholic Church bans Aristotle (for the first time).
1248	Slave sold and resold in Marseilles.
c. 1250	Human species hits 400 million. Little Ice Age begins.
c. 1280	Muslims introduce paper to Italy.
1314	The Great Famine in Europe begins.
1337	The Hundred Years’ War in Europe begins.
1347	The Black Death first visits Europe. Jews blamed, and massacred.
c. 1350	Muslims introduce Chinese textile machinery to northern Europe.
1433	China withdraws from the world.
1448	Johann Gutenberg returns to Mainz to perfect his printing press.
1453	Constantinople, last vestige of the Eastern Roman Empire, falls to the Turks.
1462	Mainz overrun. Printers exiled.
1492	Islamic Granada, last of Spain’s Islamic cities, falls. Christopher Columbus sails to the Americas.
1497	Vasco da Gama sails to India.
1500	Human species hits 500 million. Europe’s printing press doubles its book supply. Pedro Cabral discovers Brazil.
1517	Protestant Reformation begins.
1516	Huge silver strike in Bohemia. Bohemian and American bullion floods Europe.
1527	Protestant mercenaries sack Rome.
1543	Huge silver deposits found in Potosi, Mexico.
1557	Spain bankrupted (for the first time).
1560	Catholic Counter-Reformation begins.
1586	Pope Sixtus VI moves an Egyptian monolith to St. Peter’s square.
1602	First European stock exchange opens in Amsterdam, Holland
1607	Susanna Shakespeare has scurvy.
1642	English Civil War begins. English invasion of Ireland will soon halve Irish population.
1649	Oliver Cromwell executes Charles I.
1665	Plague in London. 80,000 people, perhaps 1 in 5, die. Thames freezes. Isaac Newton develops calculus.
1666	The Great Fire of London. Samuel Pepys wonders what breathing is for.
1676	Isaac Newton writes Robert Hooke mentioning ‘Shoulders of Giants.’
1679	Denis Papin invents the first steam pressure cooker.
1685	Charles II dies of an excess of doctors.
1698	Thomas Savery patents the first steam engine.
1712	Thomas Newcomen’s first steam engine.
1717	First steam engine built outside England, for Russian use.
1722	Dutch ship first to visit Rapa Nui.
1740	George Anson sets sail with 1,955 men. Half die of scurvy.
1747	James Lind runs Europe’s first controlled clinical trial.
1753	Britain bans export of all high tech.
1765	James Watt and Ivan Polzunov each design efficient steam engines.
1766	Ivan Polzunov builds world’s first reciprocal steam engine, then dies.
1769	James Watt patents his steam engine. Scottish girl enslaved. Famine in British-ruled Bengal. 10 million die.
1771	Average life expectancy in Northampton is 26.
1776	American Revolution begins. James Watt’s first successful steam engine. James Cook starts his third voyage.
1782	Ivan Pulzunov’s steam engine dismantled.
1783	American Revolution ends.
1785	Honoré Blanc demonstrates interchangeable parts to Thomas Jefferson.
1789	French Revolution begins.
1795	British Navy adopts use of lemons.
1798	France and the United States in undeclared war.
1801	The United States and Tripoli in the First Barbary War.
1803	Marc Brunel’s block-making assembly line opens in Portsmouth, England.
1804	Human species hits 1 billion; 2 percent urban. First steam locomotive demonstrated. Britain 25 percent urban. United States 5 percent urban.
1805	American ship takes first slaves from Rapa Nui.
1807	British slave trade abolished.
1811	First steam printing press.
1813	Majority of British population employed non-rurally.
1815	End of Napoleonic Wars. Tambora erupts.
1816	The Year Without a Summer. Byron and Shelley visit Switzerland. Mary Godwin begins Frankenstein.
1817	First cholera pandemic.
1830	6 percent of white United States population urban.
1831	Riots in Britain.
1832	Cholera reaches Britain, Canada, the United States, and Mexico.
1834	British slavery abolished. British press-ganging ends.
1837	First trans-Atlantic steamship service starts. Mass European migration to the United States begins.
1840	5,000 steam engines in the United States.
1842	Edwin Chadwick publishes British public health report.
1844	9-year-old sentenced to 7 years for stealing toys in Britain.
1846	Ignác Semmelweis hired in Vienna. Last Irish potato famine begins. 1 million die.
1847	Railroads in Britain adopt Greenwich Mean Time.
1848	The Year of Revolutions. Revolt in France, Italy, the German empire, and Hungary. Marx and Engels publish The Communist Manifesto.
1850	Isaac Singer builds the first practical sewing machine. Little Ice Age ends.
1851	The Great Exhibition in London. Britain 50 percent urban.
1852	Samuel Colt opens a manufactory in London. William Farr analyzes cholera deaths.
1853	John Snow analyzes cholera deaths.
1854	Filippo Pacini researches cholera, but is ignored. Crimean War begins.
1856	Crimean War ends. Samuel Colt closes his London manufactory.
1857	Isaac Singer’s company starts mass production and invents the installment plan.
1858	The Great Stink in London. London sewerage engineering begins. 73,000 reapers in American fields.
1861	American Civil War begins. The New York Times carries its first condom ad.
1865	Ignác Semmelweis killed. American Civil War ends. American slavery abolished.
1870	United States 25 percent urban. Isaac Singer’s company sells 127,833 sewing machines.
1873	United States bans ads for contraceptives.
1876	First reliable and efficient refrigerator invented, in Germany. British birthrate peaks.
1877	Drought in northern China begins. 9 to 13 million die. Rapa Nui population down to 111.
1880	Majority of United States population employed non-rurally. 35 percent of population urban.
1892	Cholera hits Hamburg and Altona. Max von Pettenkofer drinks a glass of cholera.
1883	Railroads in the United States adopt Standard Time.
1885	Belgium begins its sack of the Congo.
1898	Jan Bloch predicts devastating European war. He is ignored.
1900	Human species crosses 1.6 billion; 13 percent urban. Max Planck postulates the quantum of action.
1901	Britain 77 percent urban. The United States almost 40 percent urban.
1903	First synthetic fertilizer made, accidentally.
1906	Congolese pygmy on display in Bronx Zoo.
1912	Charles Dawson proclaims Piltdown Man. Alfred Wegener suggests Continental Drift.
1914	World War I begins.
1918	World War I ends. All adult men, and all women over 30, can vote in Britain.
1920	Adult women can vote in the United States. United States 50 percent urban.
1928	Adult women can vote in Britain. Drought in northern China begins. 3 million die.
1930	Human species hits 2 billion.
1939	World War II begins.
1940	First nylons sold. 4 million stockings sell out in 4 days.
1943	Bengal famine begins. 3.5 million die.
1945	World War II ends. Antibiotics spread.
1950	Human species hits 2.5 billion; 29 percent urban. Britain 79 percent urban. United States 61 percent urban. Egypt 32 percent urban. India 17 percent urban.
1951	First commercial electronic computer sold.
1953	DNA structure deciphered.
1957	United States birthrate peaks.
1958	Political famine in China begins. 30 million die.
1960	Human species hits 3 billion; 33 percent urban. United States 70 percent urban.
1963	World birthrate peaks.
1973	Oil prices briefly rise.
1974	Human species hits 4 billion; 37 percent urban.
1980	Mauritania abolishes slavery (for the fourth time).
1982	First transgenic bacteria make insulin. First synthetic cochlea. Britain and Argentina in Falklands War.
1984	First mammal, a lamb, cloned from embryo cells.
1987	Human species hits 5 billion.
1990	Human species hits 43 percent urban. First human gene therapy.
1991	Seventh cholera pandemic reaches Peru.
1992	George Soros breaks the Bank of England.
1993	Computer networks globalize.
1995	Human species hits 45 percent urban.
1996	First mammal, a sheep, cloned from differentiated cells.
1998	First human-brain-to-computer interface implanted. First ‘parentless baby’ born. Vibrator sales made illegal in Alabama.
1999	Human species hits 6 billion.
2000	Human species passes 6 billion, 47 percent urban, 6 percent online. Human genome sequenced. First synthetic neuron, in lobsters. First synthetic bacteria. First synthetic eye that directly taps into the optic nerve implanted. Slave girl escapes in London.
2001	First self-contained synthetic heart implanted.
2002	First synthetic womb. First synthetic hippocampus. First monkey embryos cloned. Cow ear cells cloned and reimplanted to work as a kidney.
2003	Human species nears 9 percent online (580 million people). First monkey-brain-to-robot sensorimotor interface implanted.
2004	Human species hits 6.4 billion, 49 percent urban. First pet-cloning service charges US$50,000 a pet.
2006	First synthetic kidney. First lab-grown bladder transplanted.
2007	Human species hits 6.6 billion, 50 percent urban, 18 percent online (1.2 billion people). First synthetic lifeform patent. First private rocket reaches orbit. First stem cells made from skin cells. Women in Saudi Arabia can own cars but not drive them. Britain 90 percent urban. United States 81 percent urban. Egypt 43 percent urban. India 29 percent urban.
2010?	Human species nears 7 billion, 53 percent urban, 20 percent online.
2020?	Human species nears 7.6 billion. Expensive computers hit human neural complexity level. Computer price-performance slows. Human species aging. Nearly a billion more people worldwide enter middle class. Cheap oil is running out; new fuel sources begin to replace it.
2030?	Human species nears 8.3 billion, 62 percent urban, 30 percent online, 30 percent still without adequate water and toilets, 0.5 percent still slaves. Computing power has liquefied, and is more available than electrical grid power. Transient metaconcerts beginning.
2040?	Human species nears its peak of 9 billion, 66 percent urban, 45 percent online. Cheap computers hit human neural complexity level. Metaconcerts common. Intelligence begins to liquefy.
2050	?