The Hague Congress was held in the Congress of Europe in Hague from 7th to 11th of May 1948 with 800 delegates participating from around Europe as well as observers from Canada and the United States. Arms of The Hague The Hague (with capital T; Dutch: Den Haag, or officially s-Gravenhage) is the administrative capital of the Netherlands, located in the west of the country, in the province South Holland of which it is also the capital. ... 1948 is a leap year starting on Thursday (link will take you to calendar). ...

Organised by the International Committee of the Movements for European Unity and presided over by Winston Churchill, the Congress brought together representatives from across a broad political spectrum, providing them with the opportunity to discuss ideas about the development of European Union. Important political figures such as Konrad Adenauer, Winston Churchill, Harold Macmillan, François Mitterrand, Paul-Henry Spaak, Albert Coppé and Altiero Spinelli took an active role in the congress and a call was launched for a political, economic and monetary Union of Europe. This landmark conference was to have a profound influence on the shape of the European Movement, which was created soon afterwards. The Right Honourable Sir Winston Leonard Spencer-Churchill, KG, OM, CH, FRS PC (30 November 1874 – 24 January 1965) was a British statesman, best known as Prime Minister of the United Kingdom during the Second World War. ... Konrad Adenauer (January 5, 1876 – April 19, 1967) was a conservative German statesman. ... The Right Honourable Maurice Harold Macmillan, 1st Earl of Stockton, OM, PC (10 February 1894–29 December 1986), nicknamed Supermac and Mac the Knife, was a British Conservative politician and Prime Minister of the United Kingdom from 1957 to 1963. ... François Maurice Adrien Marie Mitterrand (October 26, 1916 – January 8, 1996;   pronunciation?) was a French politician and President of France from May 1981, re-elected in 1988, until 1995. ... Paul-Henri Charles Spaak  listen (January 25, 1899 - July 31, 1972) was a Belgian Socialist politician and statesman. ... Altiero Spinelli (1907-1986) was an Italian citizen and lifelong advocate of European federalism. ...

The Spanish statesman Salvador de Madariaga proposed the establishment of a College of Europe at the Congress. This would be a college where university graduates from many different countries, some only a short while before at war with each other, could study and live together. Salvador de Madariaga y Rojo (July 23, 1886, A Coruña, Spain - December 14, 1978, Locarno, Switzerland) was a Spanish diplomat, writer, historian and pacifist. ... The College of Europe is an independent university institute of postgraduate European studies with campuses in Bruges, Belgium and Natolin (Warsaw), Poland. ...