2003 in the European Union

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Events from the year 2003 in the European Union.

The year was designated the European Year of People with Disabilities by the Council of Europe.

Incumbents
Commission President – Romano Prodi
Council Presidency – Greece (January–June) and Italy (July–December)
Parliament President – Pat Cox, ELDR Party
High Representative – Javier Solana, Socialists

Events

January
1 January - Greece takes over the Presidency of the European Union.

February
1 February - The Treaty of Nice enters into force.

March
8 March - In the first of many referendums held across Europe this year, the electorate of Malta votes to join the European Union.
23 March - The electorate of Slovenia votes to join the European Union.

April
9 April - The European Parliament approves the accession of Cyprus, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia and Slovenia, who are expected to join the EU the following year subject to the result of national referendums.
12 April - Amid a lower than expected turnout, the electorate of Hungary votes to join the European Union.
16 April - The Treaty of Accession 2003 is signed in Athens by the 15 current member nations of the European Union and Cyprus, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia and Slovenia. At 4,900 pages, it is the longest treaty in EU history.

May
11 May - The electorate of Lithuania votes to join the European Union, becoming the first former Soviet republic to do so.
17 May - The electorate of Slovakia votes by a wide margin to join the European Union.

June
8 June - The electorate of Poland votes to join the European Union.
14 June - The electorate of the Czech Republic votes to join the European Union.

July
1 July - Italy takes over the Presidency of the European Union.

September
14 September -
In a referendum, the electorate of Sweden votes to reject membership of the eurozone.
The electorate of Estonia votes to join the European Union.

October
4 October - An Intergovernmental Conference convenes in Rome to finalise the European Constitution.

References

Years of the 21st century in the European Union
2000s in the European Union