jingoism (jĭngˈgōĭzəm) [key], advocacy of a policy of aggressive nationalism. The term was first used in connection with certain British politicians who sought to bring England into the Russo-Turkish War (1877–78) on the side of the Turks. It apparently derived from a popular song of the period: "We don't want to fight, but, by jingo, if we do … ."
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