The Transformation of Peace
Conflict and Peace in the Modern International System
Paths of War: New Essays on the Origins of the Second World War
Liberal Internationalism The Interwar Movement for Peace in Britain
Militarism and the British Left, 1902-1914
The collapse of the concert of Europe: International politics, 1890-1914
Nation, Psychology, and International Politics, 1870-1919
Reconsidering Peace and Patriotism during the First World War
West European Pacifism and the Strategy for Peace
The Legal Position of War: Changes in its Practice and Theory from Plato to Vattel