Trevor Callahan
History of the Celts
This podcast is a project by Trevor Callahan done to catalogue and present the History of the Celts from pre-history to modern times.
Author
Trevor Callahan
Category
Podcast website
Latest episode
Jun 28, 2026
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Episodes
Interview Episode: Dr. Caoimhin de Barra 28.06.2026 1:24:49
Today’s episode is an interview with Dr. Caoimhin de Barra. Dr. de Barra is an Associate Professor of History at Gonzaga University. He is also an author of several books and articles on Modern Celtic History including Coming of the Celts 1860: Celtic Nationalism in Ireland and Wales and Gaeilge: A Radical Revolution. Our conversation today is about the development of Celtic Nationalism in Ireland...
Interview Episode: Dr. Matthew Cobb 30.05.2026 1:42:12
Today's episode is an interview with Dr. Matthew Cobb. We discuss Roman trade in the Indian Ocean. Listen now! Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com Patreon: patreon.com/historyofthecelts Stickers: Link to the Patreon shop where youcan buy the stickers. Registry: The History of theCelts Podcast Registry Instagram: historyofthecelts X (Twitter): @histofthecelts...
Interview Episode: Dr. Darel Engen 21.04.2026 2:46:06
Today’s episode is an interview with a professor I had at CSUSM, Dr. Darel Engen. While Dr. Engen isn’t a professor of Celtic History, I believed our discussion is of some importance. Sorry for the long episode though. Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com Patreon: patreon.com/historyofthecelts Stickers: Link to the Patreon shop where you can buy the stickers. Reg...
Interview Episode: Dr. Jennifer Paxton 25.02.2026 1:14:36
Today's episode is an interview with Dr. Jennifer Paxton. Dr. Paxton is Associate Professor of History at the Catholic University of America. She is well known for her lecture series on the the Great Courses series which includes a partial inspiration for this podcast titled The Celtic World. Hope you enjoy our discussion. Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com...
Interview Episode: Dr. Dorsey Armstrong 21.01.2026 1:16:27
This episode I interview Dr. Dorsey Armstrong. Dr. Armstrong is a professor of English at Perdue University. Her specific field of study is Medieval English Literature with a specific focus on the legend of King Arthur. Dr. Armstrong is also chief editor of Arthuriana which is the North American branch of the International Arthurian Society. Outside of this she has featured in the Great Courses se...
Episode 24: Baecula, Venusia, and Metaurus 22.12.2025 26:11
This episode I discuss three battles that were steppingstones to the end of the Second Punic War. Baecula in Spain sent Hasdrubal Barca to Italy to attempt to aid his brother in taking control of Italy. Venusia was another loss for the Romans but there was little Hannibal could do to capitalize on his success. Metaurus was truly emblematic of the fate of Carthage. Find out why in this episode. Ema...
Episode 23: The Younger Scipio 28.11.2025 27:30
This episode I discuss the beginning of Publius Cornelius Scipio Africanus’ career. I start off with the final days of his Father, also named Publius Corneilus Scipio, and his Uncle, Gnaeus Cornelius Scipio, who were busy expanding Roman control over Iberia. Listen now to see what happens to the Scipio family. Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com Patreon: patreon...
Episode 22: The Beginning of the End 29.10.2025 34:58
This episode details the beginning of the end of the Carthaginian campaign during the Second Punic War. For thefirst time, the Carthaginians started experiencing defeats in Southern Italy and Sicily. Listen now to hear the story! Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com Patreon: patreon.com/historyofthecelts Stickers: Link to the Patreon shop where you can buy the st...
Episode 21: Problems with Allies 22.09.2025 33:24
This episode I discuss the allies of both Rome and Carthage and why some would choose which side to be on. Rome’sallies in Italy were not always loyal to it. Either because of discontent in these cities or because of fear of Hannibal some places turned over to Hannibal’s side. At the same time, the Romans sent a contingent of men to pacify Cisalpine Gaul. Listen to find out what happens because of...
Episode 20: Outside of Hannibal 28.08.2025 29:15
This episode I discuss the campaigns in Iberia. We follow the two Scipio brothers, Gnaeus and Publius, as they wrangle their way through the peninsula aiming to kick the Carthaginians out. On the way they fight Hannibal’s brother Hasdrubal as he tries to keep Carthaginian influence in the region. Listen now to find out more! Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com P...
Episode 19: Rome's Ultimate Defeat 28.07.2025 26:50
This episode I discuss the worst defeat suffered by the Romans in the Second Punic War. Hannibal’s genius is on fulldisplay as well as Rome’s disorganization. Listen now to understand how Hannibal beat one of the largest armies in the Ancient World. Email: historyoftheceltspodcast@gmail.com Website: hocpod.wordpress.com Patreon: patreon.com/historyofthecelts Stickers: Link to the Patreon shop wher...
Patreon Announcement 26.06.2025 9:39
This episode is the Patreon announcement. Any links regarding support for this show going forward will bein the description of every episode. I discuss my patreon announcement as well as the new logo that was made into stickers that are available to you now. I also will talk about the podcast registry on Amazon. If none of this interests you please go on to the next episode that will be released i...
Episode 18: Lake Trasimene 26.06.2025 32:58
This episode details the defeat suffered by the Romans at Lake Trasimene. It was because of this that a famousRoman general named Quintus Fabius Maximus executed a strategy that was effective enough for it to be named after him. Find out why men like George Washington use the Fabian strategy 2000 years after the Roman general it was named after. Email: historyoftheceltspodcast@gmail.com Website: h...
Episode 17: Ticinus and Trebia 26.05.2025 33:52
This episode details the first engagements between Hannibal and the Romans. The battles of Ticinus and the Trebia were the first real engagements between the two combatants and showcasedHannibal’s prowess and generalship. That Gauls do feature in this episode but they are treated as unreliable at best. The end of this episode is a small announcement for the future of the podcast. A full episode on...
Interview Episode: Dr. Ian Stewart 09.04.2025 1:36:54
This episode is a long conversation I have been meaning to record and get out to you for a while but due to scheduling conflicts it has been pretty hard for Dr. Ian Stewart and I to meet up. In our interview we discuss some of the content of his new book The Celts: A Modern History which outlines the rise of Celtic nationalism and ideas associated with it in the 1800s. We also discuss some more mo...
Holiday Special: St. Patrick 18.03.2025 14:54
Today’s episode is a rather impromptu episode I got the inspiration to do early in the morning. If this episode does not release on St. Patrick’s Day for you, I apologize I should have thought of this sooner. Today’s episode will briefly detail the life of St. Patrick. With much left out for a later episode I hope today’s episode will shed some light on who St. Patrick was as a person and give you...
Episode 16: Hannibal's Crossing 28.02.2025 29:16
This episode begins the series on the Second Punic War. After a re-cap of the interim period between the First and Second Punic Wars, I discuss the beginning of one of the Ancient World’s most famous generals, Hannibal. Following Hannibal’s rise to power in the 3rd Century BC, the Carthaginian general executed one of the things that has made him one of the most famous generals of all time, his cro...
Episode 15: Inter Bellum Punica 26.01.2025 30:13
This episode I discuss the interwar period between the First and Second Punic Wars which I have dubbed the Inter Bellum Punica. This episode will serve as a precursor to next episode where I discuss the Second Punic War, also known as the Hannibalic War in our sources. The first part will be on Carthage’s expansion into Spain while the second part will be on Rome’s wars with the Celts in Italy. Li...
Episode 14: Mercenary Service 19.10.2024 28:33
This episode I discuss the Celts and their involvement as mercenaries in the wars of the Mediterranean. I go over how the Celts fought with the Ptolemaic Pharaohs of Egypt and their eventual rebellion and suicide in the Nile. Celtic Mercenaries were also involved with the fighting between the Romans and Carthaginians in the First Punic War. I detail the rise of Carthage as well as their war with t...
Episode 13: Outliers 21.07.2024 32:02
This episode is a discussion on the extremities of Celtic Culture. The first half is a discussion of the Celts in Ukraine and how they affected the Bosporan Greeks in Ukraine and Moldova. The second half is a discussion of the Celitberians and the Celts in Iberia. There is also a discussion of the differences between the two. The migration period of Celtic History has also finished as of this epis...
Interview Episode: Cambrian Chronicles 14.06.2024 47:58
This episode I interview the host of the Cambrian Chronicles YouTube channel. The Cambrian Chronicles YouTube Channel presents Welsh and Brythonic History so our conversation centers on the study of history generally. While less formal than the previous interview with Dr. Philip Freeman I hope this is as informative as the last interview. Cambrian Chronicles YouTube Channel Mad Dogs of Cambria Web...
Episode 12: the Galatians 10.05.2024 33:28
This episode details the arrival of the Celts into Asia Minor and their transformation into the Galatians of biblical fame. While we are centuries away from Paul’s epistle to the Galatians it is important I outline how the Celtic people of central Anatolia made it there. I also outline the Gauls' initial movement into Galatia and eventual involvement with the Hellenistic Kings of Asia Minor. W...
Episode 11: the Raid on Delphi 28.04.2024 36:44
This episode I discuss the invasion of the Balkans by the Celts. Led by multiple leaders but most famously Brennus, the Gauls/Celts invaded Macedon and continued into Greece proper making it all the way to Delphi. From the accounts of our Classical authors, we see echoes of the Greek belief in the barbarity of the Celts. If you want tohear some of these accounts, then join me in this episode on th...
Episode 10: the Sack of Rome 09.03.2024 23:35
In this episode I go over the Celtic advance further into Italy. I go over their run-ins with both the Etruscans and the Romans. Finally, I focus on Livy’s account of the Celtic sack of Rome and the cementation of the Celts as the ultimate barbarians to the Romans for the centuries to come. Primary Sources Livy: History of Rome, Book 5 perseus.tufts.edu Secondary Sources Cunliffe, Barry: The Ancie...
Episode 9: the Celts in Italy 10.02.2024 30:58
This episode is on the initial settlement of the Celts in Italy as well as the reasons for the migration of the Celts out of the Celtic homeland. As always, I go over what our classical authors have to say about these events. I supplement this with what modern scholars have to say about the subject. This episode begins a series on the migration of the Celtic people and their interactions with the...
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