After the war, you opened your markets to Europe, you dragged Europe into the then-global economy, which was your economy, and you institutionalized that trade liberalization through founding the General Agreement on Tariffs and Trade. So, total reversal of trade policy.
Tras la guerra, abrísteis vuestros mercados a Europa, arrastrásteis a Europa a la economía global de entonces, que era vuestra economía, e institucionalizásteis ese libre comercio. mediante la fundación del Acuerdo General sobre Comercio y Aranceles Así que, un cambio total