On the morning of February 23, 1861, a train pulled quietly into Washington, D.C., hours ahead of schedule and without the fanfare that should have accompanied the arrival of a president-elect. Abraham Lincoln, dressed not in his customary black suit but in a soft felt hat and an overcoat draped like a shawl across his shoulders, stepped off the car and into the capital unannounced. There was no brass band, no cheering crowd, no ceremony befitting the man about to take the oath of office. There was, instead, a tired detective named Allan Pinkerton, a bodyguard named Ward Hill Lamon, and a woman who had spent the entire night awake in a train berth, watching over a man the world did not yet know was sitting beside her. That woman was Kate Warne. She was thirty-one years old, a widow, an actress by temperament if not by trade, and, improbably for a country that would not grant women the right to vote for another sixty years, the first female detective in the history of the United States. Warne did not carry a badge that history remembers, and she left behind no diary, no memoir, no photograph with her own handwriting on the back to tell us who she really was. What she left behind, instead, was a single, extraordinary night in which her composure, her intelligence, and her willingness to do a job no one thought a woman could do may have altered the entire course of American history. Had Abraham Lincoln been assassinated in Baltimore in February of 1861, before he ever took the oath of office, there would have been no Emancipation Proclamation, no Gettysburg Address, no Thirteenth Amendment signed under his hand. The Union that fought and won the Civil War as we know it might never have existed in that form at all. This is the story of how Kate Warne helped history play out the way that it did, and of the largely undocumented life that led her to a moment when the safety of a nation rested, in no small part, on the nerve of one woman traveling under a false name. ⭐ Support the show on Patreon for bonus content & ad-free listening! ⭐ https://www.patreon.com/c/ATRIALBYPODCAST 🎙️Sponsors, special offers & discount codes: https://www.atrialbypodcast.com/sponsors Find us everywhere: 🔗 All links: https://linktr.ee/atrialbypodcast 🌐 Website: https://atrialbypodcast.com 📘 Facebook: https://www.facebook.com/profile.php?id=61558845693491 📸 Instagram: https://www.instagram.com/atrialbypodcast 🎵 TikTok: https://www.tiktok.com/@atrialbypodcast 📧 Contact: atrialbypodcast@gmail.com Theme Music: https://uppbeat.io/t/all-good-folks/mr-mischief License code: MOYK9CTUWGH7BLCS Sources for this episode will be posted at atrialbypodcast.com within 30 days of the publish date. DISCLAIMER: This podcast is intended for entertainment purposes only. While we research thoroughly and use credible, publicly available information, it should not be considered a legal or definitive authority. We cannot guarantee veracity or completeness. Neither host is a lawyer, journalist, or investigator — views expressed are personal and should not be taken as fact. Listeners are encouraged to do their own research. This podcast is not intended to harm, slander, or defame any individual, group, or organization. All individuals discussed are presumed innocent until proven guilty. Questions or concerns? Reach us at atrialbypodcast@gmail.com. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.