Headquarters of the Secretariat-General of Western European Union (WEU) in London, 9 Grosvenor Place, from 1955 to 1993.

Headquarters of the Secretariat-General of Western European Union (WEU) in Brussels, 4 rue de la Régence, from 1993 to 2001.

Main entrance of the Headquarters of the Secretariat-General of Western European Union (WEU) at 4 rue de la Régence, Brussels, from 1993 to 2001.

Headquarters of the Secretariat-General of Western European Union (WEU) at 15 rue de l’Association, Brussels, since 2001.

The Parliamentary Assembly of Western European Union (WEU) shares its seat with that of the French Economic and Social Committee at the Iéna Palace in Paris.

The Rotunda of the Iéna Palace in Paris, which houses the debating chamber of the Parliamentary Assembly of Western European Union (WEU).

The offices of Western European Union (WEU) in Paris are located in the Wilson wing of the Iéna Palace.

The building of the Satellite Centre of Western European Union (WEU) in Torrejón de Ardoz, Spain.

On 21 November 1991, the French daily newspaper Le Monde announces the decision to house the future Satellite Centre of Western European Union (WEU) in the town of Torrejón de Ardoz, Spain, and outlines the tasks and resources of the Centre.

On 22 January 1993, the French daily newspaper Le Monde comments on the transfer of the seat of the Secretariat-General of Western European Union (WEU) from London to Brussels.

Published on 22 November 1991 in the Spanish daily newspaper El País, this article reports on the opening, in June 1992, of the Satellite Centre of Western European Union (WEU) in Torrejón de Ardoz, Spain, and reports on the tasks and resources that will be assigned to this operational body.

The building of the Institute for Security Studies of Western European Union (WEU) in Paris.

In this interview, Willem van Eekelen, Netherlands Minister for Defence from 1986 to 1988 and Secretary-General of Western European Union (WEU) from 1989 to 1994, discusses the negotiations on the transfer of the seat of WEU from London to Brussels, an event which took place in 1993 and gave rise to tensions between France and the United Kingdom.

In this interview, Charles Goerens, former member of the Assembly of Western European Union (WEU) and its President from 1987 to 1990, describes his memories of the dispute, which began in 1987, over the transfer of the seat of WEU from London to Brussels, while emphasising the human and material consequences.