The Tactical Notebook

The Tactical Notebook

The Walrus and the Penguin

The Mobilization of the British Army (1914-1916)

Bruce Ivar Gudmundsson's avatar
Bruce Ivar Gudmundsson
Aug 14, 2025
∙ Paid
Richard Burdon Haldane (Library of Congress)

In the course of the First World War the British Army grew by a factor of five.1 At first glance, this great expansion appears to have resulted from a long series of ad hoc measures. Upon closer inspection, however, a different pattern emerges. Just below the surface of a great exercise in improvisation, one can see the interaction of two very different approaches to the problem of mass mobilization.

One of these approaches belonged to Horatio Herbert Kitchener, the walrus-moustached professional soldier who was, among many other things, the poster child for the British war effort. The other was the brainchild of Richard Burdon Haldane, a lifelong civilian, who, notwithstanding mannerisms that led some contemporaries to compare him to a penguin, might safely be described as the architect of the military forces available the United Kingdom at the outbreak of the war.

Keep reading with a 7-day free trial

Subscribe to The Tactical Notebook to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
© 2026 Bruce I. Gudmundsson · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture