Was the Hundred Years' War a French Civil War?

How the Succession Crisis that Contributed to the Opening of Hostilities Could be Viewed by a Different Lens.

Jan 12 • C.J. Adrien

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Start 2026 with the right kind of escapism: Vikings!

My series The Saga of Hasting the Avenger is getting a makeover by Vinci Books.

Jan 6 • C.J. Adrien

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December 2025

2025: From the Belly of the Whale to the Land of Adventure.

A reflection on the past year, and what's next in 2026

Dec 31, 2025 • C.J. Adrien

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How Old is the Country of France?

C.J. Adrien's Critical Thinking Lab | Episode 3

Dec 28, 2025 • C.J. Adrien

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Introducing: C.J. Adrien’s Critical Thinking Lab

My new project, C.J. Adrien’s Critical Thinking Lab, uses history as a gym for your brain.

Dec 21, 2025 • C.J. Adrien

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Viking Ghost Stories

Watch now | Our chat with Irina Manea about all manner of scary things in the Norse world

Published on Vikingology Podcast • Dec 11, 2025

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Six Weeks to Mastering the History Behind The Saga of Hasting the Avenger

If you've been waiting for the historical companion to my book series, this is the course for you.

Dec 9, 2025 • C.J. Adrien

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The Breton Dumpster Fire: How The War of Breton Succession Blew Up The Hundred Years' War.

If you thought the succession of the French crown was contentious, just wait until you hear about Brittany.

Dec 6, 2025 • C.J. Adrien

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These Were the Walls the Vikings Touched (and Burned).

Explore L'Abbatiale de Déas in St. Philbert de Grand Lieu, one of the oldest medieval structures still standing in Europe.

Dec 1, 2025 • C.J. Adrien

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November 2025

The Viking Sack of Nantes, Part Deux

When the Vikings took Nantes...Again | Author Update

Nov 18, 2025 • C.J. Adrien

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Revisited: How fast were Viking longships?

On Viking Longship Speeds (Again) | Vinci Books Relaunch

Nov 11, 2025 • C.J. Adrien

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October 2025

By Popular Demand: The Hundred Years’ War — The Birth of Nations

Over the past two months, I have had the pleasure of teaching a six-part course on Chivalry for Medievalists.net.

Oct 30, 2025 • C.J. Adrien

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