Battles of the First World War Podcast · Mike Cunha

GEN Edmond Buat & the Heavy Artillery Reserve: A Discussion with Xavier Lewis

·1 hr 10 min·5 clips
From 50 reserve divisions to just 2 - how the Allies ground down Germany in 1918
The episode opens with a friendly nod to the show's community. Mike welcomes Xavier Lewis, whom he first met through email after Xavier had been listening to the podcast. They realize they both studied in the University of Birmingham's Master in Military History program, with Xavier about a year ahead. The connection becomes real over lunch in a Parisian suburb last summer. The host jokes that the restaurant was the Fauche, of course it was. That backstory sets up the main topic. Lewis's dissertation is on General Bua and the creation of the French Army's Heavy Artillery Reserve, La Reserve Generale d'Artillerie Lourdes, the conceptual basis for the French Army's heavy artillery reserve. The summer 1918 offensives and an incipient form of operational art. Mike frames it as a deep, likely very nerdy conversation, and the episode keeps that promise. The pair begin by wrestling with operational art. Xavier says the concept is contested. Some people treat it as jargon, or as an extra level between tactics and strategy. He argues instead that it is a way of thinking. He points to Edward Luttwak's formulation about combining tactical schemes to achieve theater strategy. That definition gives the conversation a practical spine. Xavier then places the idea in the Soviet theorists of the 1920s and 1930s. He names Svecin, Isoson, and Drian de Vilou as part of that lineage. From there, he says Buat's work fits Svecin's four phases of operational art. The first is devising a plan and explaining the aim of the operation. The second is creating the resources needed, and the discussion moves toward how Bua does that. The pacing stays measured. Mike lets Xavier talk. Xavier answers in a way that is technical but clear. The back-and-forth has the looseness of a real conversation rather than a polished lecture. The tone is warm even when the subject gets abstract. The episode keeps returning to the French army's heavy artillery problem and the operational logic behind it. It treats that machinery as something to understand, not just admire from a distance. It also keeps the listener oriented, translating the military language into something usable. By the time the discussion settles into Bua's planning and the 1918 offensives, the shape of the argument is clear. The reserve is not just a pile of guns. It is part of a larger way of thinking about how an army gets from tactical pieces to strategic effect.

As heard by us

A careful conversation about General Buat, heavy artillery, and the logic of operational art.

French Army General Buat's heavy artillery reserve is a solid First World War subject, and it opens onto French command, operational art, and the practical problem of building firepower for 1918.

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Want a deep dive into French heavy artillery and the logic behind it?

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