Demandt discusses a German example, Ferdinand Grautoff's 1906. Der Zusammenbuch der Alten Welt (1905) (cf. Es hätte auch... 195-196). Thus, a war widely predicted in fiction is only exiguously remembered in post factum allohistorical narratives.
2014 October 14, David Malcolm, “The Great War Re-Remembered: Allohistory and Allohistorical Fiction”, in Martin Löschnigg, Marzena Sokolowska-Paryz, editors, The Great War in Post-Memory Literature and Film, Walter de Gruyter GmbH & Co KG., page 173