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Dr Daniel Larsen

Junior Research Fellow, Trinity College

Trinity College
Cambridge CB2 1TQ


I took my BA in History, Spanish, and International Studies  (2008) from the University of Nebraska-Lincoln and my MPhil in Modern European History (2009) from Christ's College, Cambridge.  I completed my PhD in History (2013), also at Christ's College, Cambridge, with a thesis entitled 'British Intelligence and American Neutrality in the First World War', and was elected to a Junior Research Fellowship (2013-2017) at Trinity College, Cambridge.

Subject groups/Research projects

Modern British History:

Research Interests

My research is on international and intelligence history in the early twentieth century, with a particular focus on British intelligence and on British and American foreign policy in the First World War era.

Subject groups: Modern British History, American History


  • Modern British History

Key Publications

"British Signals Intelligence and the 1916 Easter Rising in Ireland", Intelligence and National Security 33/1 (2018), 48-66.

"British Codebreaking and American Diplomatic Telegrams, 1914-1915", Intelligence and National Security 32/2 (2017), 256-263.

"Intelligence in the First World War: The State of the Field", Intelligence and National Security 29/2 (2014), 282-302.

"Abandoning Democracy: Woodrow Wilson and Promoting German Democracy", Diplomatic History 37/3 (2013), 476-508.

"War Pessimism in Britain and an American Peace in Early 1916", International History Review 34/4 (2012), 795-817.  Awarded an Honourable Mention in the 2013 Stuart Bernath Article Prize Competition for the Society of Historians of American Foreign Relations (SHAFR).

"British Intelligence and the 1916 Mediation Mission of Colonel Edward M. House", Intelligence and National Security 25/5 (2010), 682-704.