On 27 November 1990, in Paris, Italy signs the Agreement of Accession to the Convention of 19 June 1990 implementing the Agreement on the gradual abolition of checks at common borders signed in Schengen, Luxembourg, on 14 June 1985 by the representatives of Belgium, the Federal Republic of Germany, France, Luxembourg and the Netherlands.

On 3 June 1991, during the debates in the French National Assembly on the ratification of the Convention implementing the Schengen Agreement of 27 November 1990 and of the bill to approve Italy’s accession to that Convention, Elisabeth Guigou, Minister Delegate for European Affairs, outlines the implications of the free movement of persons in Europe.

On 25 June 1991, in Bonn, Spain signs the Agreement of Accession to the Convention of 19 June 1990 implementing the Agreement on the gradual abolition of checks at common borders signed in Schengen, Luxembourg, on 14 June 1985 by the representatives of Belgium, France, the Federal Republic of Germany, Luxembourg and the Netherlands.

On 25 June 1991, in Bonn, Portugal signs the Convention of 19 June 1990 implementing the Agreement on the gradual abolition of checks at common borders signed in Schengen, Luxembourg, on 14 June 1985 by the representatives of Belgium, France, the Federal Republic of Germany, Luxembourg and the Netherlands.

Am 12. Februar 1992, anläßlich der Verabschiedung des Entwurfs eines Ratifizierungsgesetzes zum Schengener Abkommen durch das Bundeskabinett, gibt Bundesinnenminister Rudolf Seiters eine Erklärung ab über die Tragweite des Schengener Vertragswerks.

On 3 May 1993, the French daily newspaper Le Monde analyses the reasons why France wants to maintain controls at its border posts, contrary to the 1985 Agreement and the Schengen Convention of 19 June 1990 on the gradual abolition of checks at common borders.

On 22 November 1994, during the debates in the French National Assembly, Alain Lamassoure, Minister Delegate for European Affairs, replies to questions from French MPs on the implementation of the Schengen Convention.

On 25 March 1995, at the French-Italian border crossing in Menton, supporters of the extreme-right French National Front demonstrate against the entry into force, the following day, of the Schengen Agreement which, they fear, will have repercussions on the French labour market.