Regarding World War I, German historian Guido Knopp writes: “August 1, 1914: No one suspected that the 19th century, which had presented Europeans with a long period of peace, ended on that day; and no one noticed that the 20th century actually began only at that time — with a time of war lasting three decades and demonstrating what men can do to fellow humans. ”
इतिहासाचे प्राध्यापक, ह्‍यू ब्रोगन हे आपल्याला आठवण करून देतात की, “त्या युद्धाचा संयुक्‍त संस्थानांवर झालेला परिणाम फार मोठा आणि अचंबित करणारा होता; आणि त्याचा प्रभाव आजही [१९९८ मध्येही] जाणवतो. ”