Reichstag (n.)youdaoicibaDictYouDict[Reichstag 词源字典]
"German imperial parliament" (1871-1918), earlier used of the chief deliberative body of the North German Confederacy, 1867, from German Reichstag, from Reich (see Reich) + Tag "assembly," literally "day" (see day). The Reichstag Fire was Feb. 27, 1933.[Reichstag etymology, Reichstag origin, 英语词源]