On 17 July 1948, the Permanent Commission of Western Union submits to the Consultative Council the report on the meeting of the five Finance Ministers of Belgium, France, Luxembourg, the Netherlands and the United Kingdom, held in Brussels on 28 and 29 April 1948.

On 20 July 1948, the Consultative Council of Western Union adopts a resolution on economic and financial questions in which the five Foreign Ministers once again stress the need for maximum cooperation in financial and economic policies.

At a meeting held in Paris on 17 October 1948, the Finance Ministers of Western Union emphasise the need to give the Brussels Treaty an economic content. They believe that questions relating to common defence should not be the sole aim of the cooperation, but that discussions on commercial questions should also take place.

In a note dated 1 November 1948, the Secretary-General of the Brussels Treaty Organisation (Western Union) notifies of the decision taken by the Consultative Council to set up a Committee on Economic and Financial Matters. As a result, each Member State of Western Union is asked to appoint experts in this area.

On 19 November 1948, in London, the first meeting of the Financial and Economic Committee of Western Union is attended by financial experts from Belgium, France, the Netherlands and the United Kingdom, as well as the Military Committee.

Le 26 octobre 1949, le ministre du Luxembourg à la Haye envoie au ministre luxembourgeois des Affaires étrangères un pli contenant documents et projets concernant l'organisation d'une exposition de l'Union occidentale.

Convention on social and medical assistance aiming to extend cooperation between the Member States of Western Union in the social field. The convention was signed in Paris on 7 November 1949 and came into force on 27 April 1951.

Convention to extend and coordinate social security schemes in their application to the nationals of the Member States of Western Union. The convention was signed in Paris on 7 November 1949 and came into force on 15 May 1951.

Supplementary Agreement signed on 17 April 1950 to give effect to the Convention on Social and Medical Assistance signed on 7 November 1949 between the Member States of Western Union.

Convention concerning frontier workers aiming to extend the cooperation between the Member States of Western Union in the social field. The convention was signed in Brussels on 17 April 1950 and came into force on 10 October 1951.

Note du service d’information de l’Organisation du traité de Bruxelles (Union occidentale), du 14 mai 1950, sur la carte d’identité culturelle, appelée à faciliter les échanges culturels entre les cinq États membres de l’Union occidentale.

Poster presenting the Western Union Cultural Identity Card, an initiative aimed at promoting cultural exchanges between the five Member States of the Brussels Treaty Organisation.

Collective passport for young people aimed at promoting cultural exchanges between the five Member States of the Brussels Treaty Organisation (Western Union).

This International Guide for Young People is published in 1951 in connection with the cultural cooperation established by the Brussels Treaty of 17 March 1948.

Considering it necessary to maintain the social and cultural bodies of the Brussels Treaty, the Consultative Council of the Brussels Treaty Organisation (Western Union) decides to propose to the Committee of Ministers of the Council of Europe a procedure for cooperation in this field. On 15 November 1951, the Secretary-General of Western Union, instructed by the Consultative Council to pass on these proposals, sends a letter to the Secretary General of the Council of Europe.

In a letter dated 4 April 1952, the Secretary General of the Council of Europe informs the Secretary-General of the Brussels Treaty Organisation (Western Union) that the Committee of Ministers has adopted a Resolution, attached to the letter, approving the proposals on cooperation between the two organisations contained in the letter of 15 November 1951.

En septembre 1956, le comité culturel de l'Union de l'Europe occidentale (UEO) dresse le bilan de ses activités entre mars 1948 et août 1956.

On 15 September 1952, in a report transmitted to the Consultative Assembly of the Council of Europe, the Brussels Treaty Organisation (Western Union) outlines the mechanisms for social cooperation between its five Member States and analyses the various spheres of this cooperation.

Note from the Secretary-General of the Brussels Treaty Organisation (Western Union), dated 27 November 1953, on the decisions taken by the Cultural Committee, meeting in The Hague from 18 to 20 November, concerning the reorganisation of higher education.

On 17 February 1959, the Secretary-General of Western European Union (WEU) sends a report to the Cultural Committee on the organisation’s activities for cooperation in the social field from March 1948 to August 1958.

Le 31 juillet 1959, le secrétaire général de l’Union de l’Europe occidentale (UEO) communique au sous-comité de la jeunesse la liste de tous les stages de jeunesse organisés entre 1948 et 1958 sous les auspices de l’organisation.

On 21 October 1959, the Council of Western European Union (WEU) decides to transfer the exercise of the social and cultural activities pursued by the organisation to the Council of Europe.

With this resolution, dated 16 November 1959, the Committee of Ministers of the Council of Europe authorises the Member States of Western European Union (WEU) to pursue social and cultural activities within the framework of the Council of Europe, on the basis of a Partial Agreement.