ウィーン会議 = https://en.wikipedia.org/wiki/Congress_of_Vienna メッテルニヒ = https://en.wikipedia.org/wiki/Klemens_von_Metternich 神聖同盟 = https://en.wikipedia.org/wiki/Holy_Alliance 四国同盟 = https://en.wikipedia.org/wiki/Quadruple_Alliance_(1815) 「会議は躍る」 = https://en.wikipedia.org/wiki/Der_Kongreß_tanzt (The Congress Dances)

七月革命 = https://en.wikipedia.org/wiki/July_Revolution オルレアン家 = https://en.wikipedia.org/wiki/House_of_Orléans ルイ・フィリップ = https://en.wikipedia.org/wiki/Louis_Philippe_I ヴィドック = https://en.wikipedia.org/wiki/Eugène_François_Vidocq 「赤と黒」 = https://en.wikipedia.org/wiki/The_Red_and_the_Black (Le Rouge et le Noir)

二月革命 = https://en.wikipedia.org/wiki/French_Revolution_of_1848 (February Revolution) 三月革命 = March Revolution. See https://en.wikipedia.org/wiki/German_revolutions_of_1848–1849. ギゾー = https://en.wikipedia.org/wiki/François_Guizot .ルイ・ナポレオン = https://en.wikipedia.org/wiki/Napoleon_III, that is, ナポレオン3世. 「共産党宣言」 = https://en.wikipedia.org/wiki/The_Communist_Manifesto