Treaty of Nice, "Declaration on the Future of the Union" and call for a broad public debate
European Council in Laeken, convening of the "Convention on the Future of Europe"
The Convention begins its work
The Convention presents the "Draft Treaty establishing a Constitution for Europe"
The intergovernmental conference to amend the treaties and adopt the draft treaty begins
The Heads of State or Government meeting in Brussels are initially unable to reach agreement on a Treaty establishing a Constitution for Europe
The European Council decides to resume negotiations in the intergovernmental conference
The Heads of State or Government agree the text of the " Treaty establishing a Constitution for Europe"
The Constitutional Treaty is signed at a ceremony in Rome
The procedures to ratify the Treaty establishing a Constitution for Europe begin in the EU Member States
Lithuania, Hungary, Slovenia, Italy, Greece, Spain, Austria, Latvia, Cyprus, Malta, Luxembourg, Belgium and Estonia
Slovakia and Germany
Spain (for), France (against), Netherlands (against) and Luxembourg (for)
Ireland, United Kingdom, Portugal, Denmark, Poland, Czech Republic (all have planned to hold a referendum); Finland and Sweden (ratification in parliament)
The Constitutional Treaty stipulates 1 November 2006 as the date of its entry into force. This date is unrealistic in view of the current state of the ratification procedure.