Joshua Lehmann


Schwerpunkt Blog


Clausewitz's Friction Revisited

On the Persistent Role of Chance, Uncertainty, and Human Shortcomings in War

Joshua Lehmann

Essay | January 2025

Rebalancing NATO = Rethinking Defence?

Implications from the Russian War in Ukraine for the Role of Defensive Operations in Allied Force Posture, Doctrine, and Capabilities in Eastern Europe 

Joshua Lehmann

Essay | August 2024

Persistence and Adaptation in NATO in the 21st Century

A Tale of Two Critical Junctures and Two That Weren't

Joshua Lehmann

Essay | May 2024