In particular, after WWⅡ, Europe lay in ruins, and the US provided aid under the Marshall Plan; it was not until the 1958 World's Fair in Brussels that it was clear that Europe had finally recovered.
尤其戰後歐洲殘破不堪，百業蕭條，美國以「馬歇爾計畫」協助歐洲重建經濟，直到一九五八年在比利時首府布魯塞爾盛大舉行國際博覽會，歐洲才呈現了復甦的跡象。