Tiedau, U. (2020). Swords Reluctant: Max Pemberton’s roman-à-clef about the early twentieth century peace movement (1912). Angermion: Yearbook for Anglo-German Literary Criticism, Intellectual History and Cultural Transfers / Jahrbuch für britisch-deutsche Kulturbeziehungen, 12 (1), 117-158. doi:10.1515/anger2019-0006

Tiedau, U. (2020). Waechter, Sir Max Leonard (1837-1924). In D. Cannadine (Ed.), Oxford Dictionary of National Biography. Oxford: Oxford University Press. doi:10.1093/odnb/9780198614128.013.383422

Tiedau, U. (2019). Abolishing War: British Pacifists and Europe, 1900-1914. Presented at: Lifting the Fog: Visions and Ideas of Europe in Britain.

Tiedau, U. (2019). Centenary of Low Countries Studies in the Anglophone World (1919–2019). Dutch Crossing: Journal of Low Countries Studies. doi:10.1080/03096564.2019.1605655

Tiedau, U. (2019). Dutch and Belgian cultural rivalry in interwar London. In P. Dimond, J. Fenoulhet, E. Salverda (Eds.), North Seas Neighbours: British and Dutch interaction over 100 years (1920-2020) (pp. 109-132). London: Anglo-Netherlands Society.

Tiedau, U., & Vanrossem, S. (2019). Geyl’s formative years in Britain: an introduction. In U. Tiedau, S. Vanrossem (Eds.), Pieter Geyl and Britain: Encounters, Controversies and Impact. London: Institute for Historical Research.

Tiedau, U. (2019). Max Waechter, Anglo-German rapprochement and the European Unity League, 1906–1924. In J. Vermeiren, M. D'Auria (Eds.), Visions and Ideas of Europe during the First World War (pp. 112-149). London: Routledge.

Tiedau, U., & van Rossem, S. (2019). Pieter Geyl and Britain: Encounters, Controversies and Impact. IHR series. London: Institute for Historical Research (IHR).

Tiedau, U. (2019). Re-Mapping Centre and Periphery:. UCL Press. doi:10.2307/j.ctv550cmg.14

Tiedau, U. (2019). ‘Rational’ pacifism - Norman Angell’s Great Illusion [Digital scholarly resource]. Retrieved from https://london.ac.uk/senate-house-library/Norman%20Angell%20Great%20Illusion.