History Unplugged Podcast

When the First Crusade arrived at the walls of Antioch in 1097, the two most powerful Muslim rulers in Syria were not preparing a joint defense. They were trying to destroy each other. Ridwan of Aleppo and his brother Duqaq of Damascus had been locked in a fratricidal war over their dead father's territories, and neither would yield an inch to help the other. When Karbugha of Mosul finally assembled a massive coalition army to crush the crusaders, it collapsed in a single afternoon despite overwhelming numerical superiority, because the Arab contingents distrusted the Turkish ones, Ridwan was stirring up trouble from the sidelines, and no one trusted anyone else enough to commit fully to the fight. The First Crusade succeeded not because of any tactically brilliant move of Godfrey of Bouillon (although the Siege of Jerusalem was impressive) but because the Islamic world was tearing itself apart.
Today's guest is Nicholas Morton, author of The Crusader Storm: A Global History of the Wars for the Middle East. We discuss how the Seljuk Turkish invasions reshaped the Middle East far more profoundly than the crusaders ever did, why the Fatimid Empire initially treated the crusaders as useful allies against the Seljuks and then made a catastrophic diplomatic blunder at Jerusalem that turned a potential partnership into an existential war, and how the Italian merchant cities of Genoa, Pisa, and Venice were the true kingmakers of the Crusader States because the Franks had almost no ships. We look at how Saladin spent far more of his career fighting fellow Muslims than fighting Christians and needed the Battle of Hattin to justify his entire political project to his own coalition, and why the war for control of Egypt between 1163 and 1169 was the strategic hinge that made the fall of Jerusalem virtually inevitable. Morton argues that the crusades were not a clash of civilizations but one disruption among many in a region already convulsed by Seljuk expansion, Fatimid collapse, and Byzantine intervention, and that placing the holy wars within this wider framework makes the religious fervor that drove them more remarkable, not less.
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On the morning of January 24, 1848, a carpenter named James Marshall climbed into a ditch beside a half-finished sawmill in the Sierra Nevada foothills, stooped down, and found gold. He crawled out clutching his hat to his chest like a hurt child, showed the men a teaspoon of yellow flakes, and said "I have found it." Within a year, fifty thousand people from all six continents were racing to California. Within a decade, 848 tons of gold had been ripped from the earth, nearly five times the amount Spain had extracted from the Americas in 150 years. Within two decades, the nation had been torn apart by civil war and four Sacramento shopkeepers with no engineering experience had built a railroad across the continent using twenty thousand Chinese laborers.
Today's guest is Nathaniel Philbrick, author of The Rush: California Gold, the Civil War, and the Making of the Modern World. We discuss how California went from a sparsely populated Mexican territory to the most diverse place on earth within months, and how its explosive admission as a free state in 1850 shattered the balance between slave and free states and set the nation on a path to civil war that two California senators, one from Mississippi and one from New York, fought out in miniature before one of them was killed in a duel. We look at how the Rush created the template Americans have been following ever since: the conviction that wealth is there for the taking if you move fast enough, that the rules can be written after the money is made, and that whoever gets there first wins, a logic that ran straight from the hydraulic mines that blasted apart mountainsides through the four Sacramento shopkeepers who built the transcontinental railroad to Leland Stanford's horse farm at Palo Alto, where the same culture of speculative risk and ruthless speed became Silicon Valley.
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Early America’s most important invention wasn’t Benjamin Franklin’s lightning rod, or the cotton gin. It was the world's first fully automated flour mill, built by Oliver Evans in the 1780s. Evans's mill used a conveyor-belt grain elevator, leather straps, wheels, and Archimedean screws to process wheat from raw grain to finished flour without human hands touching it. Prior to Oliver Evans's automated system, milling relied on waterwheels or wind to turn heavy millstones, but every intermediate step required grueling manual labor to haul heavy grain sacks up ladders and shovel meal across floors. This invention ranks right below potatoes’ arrival in Europe or Haber-Bosch synthesis of nitrogen for fertilizer or Norman Borlaug’s dwarf wheat in making food cheaper. It also made America unique among nations in the world in that it never experienced a bread riot or mass executions of peasants stealing during a time of famine. It also shows how much we overlook the importance of bread in American history.
Today's guest is Andrew Coe, author of American Bread: A History. We discuss how the Pilgrims nearly starved because they couldn't grow wheat in New England and were saved by a dense loaf of rye and cornmeal that became America's first national food, and how Sylvester Graham convinced thousands of Americans in the 1830s that white bread and sexual desire were destroying the nation. We look at industrialization of food that would culminate in Wonder Bread, and how Vietnam War protesters boycotted Wonder Bread while Zen Buddhists at a California monastery wrote the book that launched the modern whole-grain movement. Coe argues that the story of American bread is the story of America itself: a nation that learned to survive on unfamiliar grain, built an industrial system that stripped bread of everything worth eating, and is now slowly trying to rediscover what it lost.
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The Pyrenees stretch 270 miles from the Atlantic to the Mediterranean, separating France from Spain, and most people think of them as a natural barrier: remote, barren, and largely untouched. They would be wrong. These mountains sit at the edge of where early humans were supposed to have settled, yet a cave above the village of Tautavel contains the oldest human face ever found in Europe, a skull 450,000 years old, with sixteen feet of unexcavated sediment below it that may hold remains older still. And from that moment forward, humans never stopped reshaping these mountains. They cleared forests so aggressively that Louis XIV sent an inspector to survey the damage in 1672 and he found entire valleys stripped bare. They carved terrifying paths into vertical cliffs so oxen could drag tree trunks down for the navy's masts. They built 5,000-year-old agricultural terraces, Roman marble quarries, medieval fortified caves, zinc mines at nearly 10,000 feet altitude so deadly they were called the Man-Eater, and dueling World War II fortification lines on opposite sides of the same ridge. By one measure, the Pyrenees may be the most thoroughly human-altered mountain range on earth, and almost nothing about them, from the treeline to the meadows to the shape of the valleys, is actually natural.
Today's guest is Colin Duncan Taylor, author of The Pyrenees: A Human History. We discuss how prehistoric artists worked 3,000 feet inside a mountain to paint bison and horses that a nineteenth-century archaeologist dismissed as "funny sketches by amateurs," why a 5,000-year-old massacre in a Spanish cave reveals the violent birth of farming in Europe, and how transhumance, the seasonal movement of livestock between lowland and mountain pastures, created a cross-border legal system that predates any nation-state by centuries. We look at how the French navy hacked a terrifying path into a cliff face so oxen could drag tree trunks down for ship masts, why a village of fifty-five people built a museum for a 5,500-year-old goddess statue that someone had chopped up to build a tomb, and how both Franco and Hitler simultaneously fortified opposite sides of the same mountain range to fight each other. Taylor argues that the Pyrenees are not a barrier between France and Spain but a bridge that humans have been crossing, shaping, and fighting over for thousands of years, and that almost nothing about these mountains is truly natural.
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Rome seemed fundamentally opposed to Christianity in the first century. After all, the empire fed Christians to lions, taxed their communities, and crucified their followers, making Rome look like the natural enemy of everything the new faith stood for. Christians returned the hostility in the Book of Revelation, where Rome appears as Babylon, "the Mother of Harlots," a doomed empire whose destruction will clear the way for God's eternal kingdom. But what’s surprising is that many ancient Christians argued the exact opposite. Melito of Sardis told Marcus Aurelius that Christian belief "bloomed among your peoples in the time of Augustus," and Paulus Orosius argued that Augustus was literally an agent of God's will. Rome's political revolution was the necessary precursor to Christianity's sacred revolution: the empire cleared the space for Christ's kingdom on earth.
Today's guest is Tim Whitmarsh, author of Rome's Age of Revolution: Augustus, Empire, and the Making of Christianity. We look at why Rome's iron grip on the earth's surface drove people to seek refuge on the vertical axis and how Christianity supplied the most compelling escape route, why the earliest Christians met in private homes because the emperor had monopolized all public space, and how the Book of Revelation managed to be simultaneously the most anti-Roman and the most Augustan text in the New Testament. Whitmarsh argues that Christianity was "paradoxically Augustan": born from the empire's revolution, shaped by its infrastructure, expressed in its propaganda language, and yet imagining itself as the empire's antithesis, a sacred revolution that outlasted the political one by two thousand years.
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