History Unplugged Podcast

In America’s first hundred years, the animal you were most likely to see was a passenger pigeon. And you saw a lot of them. Flocks were so numerous they literally blotted out the sun for days and their combined weight snapped the branches of entire forests where they roosted. Yet by 1914, the last specimen, a female named Martha, died at the Cincinnati Zoo, marking the complete extinction of what had been North America's most abundant bird numbering in the billions just decades earlier. Early Americans assumed the nation's bird populations were infinite, so market hunters fashioned homemade cannons to blast sleeping ducks by the dozens, "pigeoneers" shipped passenger pigeons by the trainload to city restaurants, and feather hunters shot rare birds worth more than their weight in gold so Gilded Age women could wear plumes in their hats. What followed was an unlikely coalition of bird-lovers like Roosevelt, gunmakers, business titans, and brave game wardens who transformed American conservation. They couldn’t save the passenger pigeon, but they saved other species from extinction, like the Canada Goose and the trumpeter swan.
Today's guest is James H. McCommons, author of The Feather Wars: And the Great Crusade to Save America's Birds. We discuss how Roosevelt used executive powers to create the first federal bird refuge at Pelican Island in 1903, why the revolutionary 1918 Migratory Bird Treaty Act made nearly all wild birds wards of the federal government while inadvertently establishing that federal law supersedes state law, and how conservation success stories including wild turkeys, wood ducks, trumpeter swans, and bald eagles were all brought back from extinction's brink. McCommons also warns that America faces a new crisis reminiscent of the Gilded Age. Since 1970, one in four birds (about 3 billion) in North America have been lost, with backyard species like sparrows, blackbirds, warblers, and finches disappearing as indicator species foreshadowing greater environmental collapse.
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Europe's borders in the Middle Ages were created by one man, and he wasn't even born in the Middle Ages, nor was he Christian. It was Emperor Diocletian, who ruled Rome from 284 to 305. His reforms that chained tenant farmers to land created the blueprint for feudalism. He split the empire, which established the East-West divide. Lastly, his shift from static Roman legions to mobile armies set the stage for the warrior kingdoms that would dominate the early Middle Ages. Today, new genetic analysis of skeletal and tooth remains is revolutionizing how we understand this transformation—a high-status woman buried around 550 in Britain was born in Norway according to her childhood tooth enamel, proving the "barbarian invasions" were actually century-long migrations averaging just three miles per day.
Today's guest is John Haywood, author of The Making of the Middle Ages: An Atlas of Europe. We discuss how Europe from 500-700 was ruled by warrior kingdoms with mobile courts that constantly traveled—only shifting to fixed courts and proper imperial administration after Charlemagne established counties, libraries, copyists, and the emporia trading centers where workshops and markets flourished. Haywood also explains how Ravenna's independence from Byzantium portended the rise of papal power, why towns collapsed from Roman populations of thousands to mere hundreds unless a bishop resided there, and how the density of churches and monasteries north of the Alps exploded between 600 and 1200 as the Catholic Church consolidated power across formerly pagan Germanic territories.
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Of the estimated 1,500 plays written in ancient Greece, only 33 complete works survive today—the rest were lost because medieval scribes deemed low-brow comedies and mass entertainment unworthy of expensive parchment during the transition from fragile papyrus to durable vellum, prioritizing canonical tragedies and Christian-compatible texts over Menander's seriocomic dramas and experimental works about shapeshifting heroes. The only reason we know anything about hundreds of these vanished plays is Joannes Stobaeus's fifth-century AD Anthologion, a four-volume anthology of excerpts from over 500 Greek authors compiled to educate his son Septimius, preserving bite-sized quotations that warn good people don't always prosper, power favors the shameless, and politics rarely rewards the just.
Today's guest is James Romm, author of Since You're Mortal: Life Lessons from the Lost Greek Plays. We discuss how Stobaeus reveals lost works like Sophocles' Achilles' Lovers featured shapeshifting and humanized heroes far more experimental than surviving plays, why some of the lost plays may have deserved to disspear forever (sort of like VHS copies of B-movies like Deathbed: The Bed that Eats that are rotting away on thrift store shelves and haven’t been transferred to HD format) and how Romm became the first scholar to translate many of these fragments as poetry for English-language readers, restoring the rhythmic force that made them memorable on the ancient stage.
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When medieval historian Peter Jones found himself spiraling into depression while teaching at a frigid Siberian university with icicles sprouting from his eyelashes, he asked himself what a medieval sufferer would do—and discovered something shocking: the Middle Ages, for all its reputation as a dark and superstitious time, was actually the golden age of self-help. A medieval merchant consulting a priest about melancholia would receive diagnosis, confession, and penance based on the Seven Deadly Sins, a psychological framework that mapped the seven basic patterns of human thought long before modern psychiatry existed. What we dismiss today as a catalog of Thou Shall Nots was actually an intricate system for understanding behavior—so effective that Reid Hoffman, founder of LinkedIn, credited it for his social media success by mapping each sin to platforms: Tinder on Lust, Yelp on Gluttony, LinkedIn on Greed, Netflix on Sloth, Twitter on Anger, Facebook on Envy, and Instagram on Pride.
Today's guest is Peter Jones, author of Self-Help from the Middle Ages: What the Seven Deadly Sins Can Teach Us About Living. We discuss how fourth-century Egyptian monk Evagrius Ponticus formulated eight "wicked thoughts" to help monks identify psychological roots of temptation, why Pope Gregory the Great consolidated them into seven sins in the sixth century, and how the 1215 Lateran Council made yearly confession mandatory, transforming intellectual theology into practical psychology for the masses. Jones explains why sloth was considered the "ultimate danger"—a stagnation of the soul and refusal to fulfill one's purpose—and how medieval thinkers like Levi ben Abraham argued that avarice shackles the soul to material distractions while knowledge remains the only possession that cannot be stolen, making intellectual acquisitions the cure for greed.
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In August 1863, as Lee's army retreated from Gettysburg and Vicksburg fell to Grant, the Union's Anaconda Plan deployed hundreds of ships to strangle 3,500 miles of Confederate coastline, triggering hyperinflation and economic collapse as the South lost its ability to export King Cotton for vital war supplies. Yet in Mobile, Alabama—uniquely insulated from the front lines—civilian merchant mariners with knowledge of hidden coastal inlets and shifting sandbars became the Confederacy's lifeline, piloting low-profile steel-hulled steamers through Union blockades in total darkness using lead-lining and secret shore-based signal stations. These daring runs generated profits of 700% to 1,000% per voyage, but before the Confederate government mandated 50% war supplies per shipment, captains often prioritized black market silks and liquors over desperately needed ammunition and salt.
Today's guest is Bill C. Wilson, career merchant mariner and author of Course Over Ground, a historical thriller set during the height of Civil War blockade running in his hometown of Mobile. We discuss how blockade runners shifted from wooden sailing vessels to steamers burning "smokeless" anthracite coal to remain invisible on the horizon, why the transition to high-pressure steam engines was necessary to outrun Union "double-enders," and how the shuttle system between neutral ports like Nassau and Bermuda kept the cotton-for-arms pipeline flowing. Wilson also reveals his favorite research discovery: during the Battle of Mobile Bay, the last confirmed bayonet wound suffered by an American sailor occurred when two warships came into contact, and explains why once Wilmington fell in 1865, the blockade runner's role was already obsolete due to the collapse of the Southern rail system.
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