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The Great War•Season 12•Episode 9

Why Did the First World War Break Out?

Sep 13, 2025162 min
Discussion

In the late 19th and early 20th century the great European powers were entangled in a series of escalating crises and wars. Each successive crisis brought the world one step closer to the outbreak of the First World War.

Previous episodeE8 · The First Poison Gas Attack of WW1: 2nd Battle of Ypres 1915Next episodeE10 · 1917: Turning Point of WW1
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Seasons13

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Season 12 Episodes12

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E1

Was Germany Really Starved Into Surrender in WW1?

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E2

Battle for Gaza 1917: The Palestinian Campaign of WW1

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E3

The Irish Wars 1919-1923

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E4

The Most Pointless Battle of WW1? - Passchendaele 1917

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E5

Russia's Great Retreat 1915

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E6

The Spanish-American War 1898

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E7

Why Did the US Enter WW1?

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E8

The First Poison Gas Attack of WW1: 2nd Battle of Ypres 1915

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E9Now viewing

Why Did the First World War Break Out?

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E10

1917: Turning Point of WW1

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E11

4 Wars Directly After WW1

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E12

A German Soldier in WW1: Diary and Photos from 1914-1918

Cast1

Indy Neidell

Indy Neidell

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Episode Summary

"Why Did the First World War Break Out?" is episode 9 of The Great War season 12. It aired on September 13, 2025.

Next: E10 · 1917: Turning Point of WW1Best of Season 12