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Portugal and European Integration

Portugal's role in EEC and later European Union politics. This page combines historical context with 31 matching records drawn directly from the World History Database EEC archive.

31 matching archive records 1986–2009 record span Open full 936-record archive

Historical context

Portugal and European Integration: overview and significance

What happened?

The archive groups records associated with Portugal, following national leaders, treaty negotiations, European Councils, enlargement, monetary policy and other stages of European integration.

Why was it important?

Portugal's records show how European integration was shaped through national governments as well as common institutions, and how domestic politics interacted with Community and Union decisions.

World History Database records

Portugal and European Integration timeline

The records below are selected from the 936-record EEC and European integration archive and rendered as static HTML in chronological order.

1986
1986 1st January

Portugal Joins European Community

Prime Minister of Portugal Cavaco Silver · Portugal · European Economic Community (EEC)

Portugal becomes the 12th member of the EU

1991
1991 28th June

Treaty of Maastricht

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Luxembourg · European Economic Community (EEC)

Leads Portugal at Luxembourg while the Twelve review treaty work on political and monetary union.

1991 29th June

Treaty of Maastricht

Finance Minister of Portugal Jorge Braga de Macedo · Portugal · Luxembourg · European Economic Community (EEC)

Represents Portugal's economic concerns as the Luxembourg summit reviews EMU negotiations.

1991 29th June

Treaty of Maastricht

Foreign Minister of Portugal Joao de Deus Pinheiro · Portugal · Luxembourg · European Economic Community (EEC)

Presents Portugal's position on political union as the European Council meets in Luxembourg.

1991 9th December

Maastricht European Council

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Maastricht · European Economic Community (EEC)

Represents Portugal in the European Council treaty negotiations.

1991 9th December

Portuguese Treaty Agreement

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Maastricht · European Economic Community (EEC)

Supports cohesion measures and deeper European political cooperation.

1991 9th December

Treaty of Maastricht

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Maastricht · European Economic Community (EEC)

Leads Portugal at Maastricht as the Twelve seek to close the remaining treaty disputes.

1992
1992 7th February

Treaty of Maastricht

Finance Minister of Portugal Jorge Braga de Macedo · Portugal · Maastricht · European Economic Community (EEC)

Braga de Macedo completes Portugal's treaty delegation by signing the Maastricht settlement as Finance Minister.

1992 7th February

Treaty of Maastricht

Foreign Minister of Portugal Joao de Deus Pinheiro · Portugal · Maastricht · European Economic Community (EEC)

Pinheiro signs at Maastricht on Portugal's behalf, endorsing the new Union treaty as Foreign Minister.

1992 11th December

Treaty of Maastricht

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Edinburgh · European Economic Community (EEC)

Takes part in the Edinburgh summit as Portugal backs a solution to the Danish Maastricht impasse.

1992 12th December

Treaty of Maastricht

Foreign Minister of Portugal Jose Manuel Durao Barroso · Portugal · Edinburgh · European Economic Community (EEC)

Supports Portugal's acceptance of the Edinburgh arrangements as a route toward treaty ratification.

1993
1993 16th February

Treaty of Maastricht

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · European Economic Community (EEC)

Heads Portugal when it completes formal notification of ratification to the treaty depositary.

1993 1st November

Treaty of Maastricht

Prime Minister of Portugal Anibal Cavaco Silva · Portugal · Portugal · European Economic Community (EEC)

Leads Portugal when the Maastricht Treaty enters into force and the European Union begins.

2007
2007 18th October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

At the European Council meeting on 18 and 19 October 2007 in Lisbon, a few last-minute concessions were made to ensure the signing of the Treaty

2007 October

Charter of Fundamental Rights

Jose Socrates · Portugal · European Economic Community (EEC)

The Treaty of Lisbon makes the Union's bill of rights, the Charter of Fundamental Rights, legally binding

2007 October

Reform Treaty

Jose Socrates · Portugal · European Economic Community (EEC)

At the meeting of the European Council Portugal insists that the Treaty (the Reform Treaty) be signed in Lisbon

2007 October

Reform Treaty

Jose Socrates · Portugal · European Economic Community (EEC)

This record states: Prominent changes included the move from unanimity to qualified majority voting in at least 45 policy areas in the Council of Minister's, a change in calculating such a majority to a new double majority.

2007 October

Reform Treaty

Jose Socrates · Portugal · European Economic Community (EEC)

This record states: a more powerful European Parliament forming a bicameral legislature alongside the Council of Minister's under the ordinary legislative procedure, a consolidated legal personality for the EU and.

2007 October

Reform Treaty

Jose Socrates · Portugal · European Economic Community (EEC)

This record states: the creation of a long-term President of the European Council and a High Representative of the Union for Foreign Affairs and Security Policy.

2007 October

Reform Treaty

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

At the meeting of the European Council in October 2007, Portugal insisted that the Treaty (then called the 'Reform Treaty') be signed in Lisbon, the Portuguese capital. This request was granted, and the Treaty was thus to be called the Treaty of Lisbon, in line with the tradition of European Union treaties. The Portuguese presidency was appointed to the job of organising the programme for a signing ceremony

2007 October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

At the meeting of the European Council Portugal insists that the Treaty (the Reform Treaty) be signed in Lisbon

2007 October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

At the meeting of the European Council in October 2007, Portugal insisted that the Treaty (then called the 'Reform Treaty') be signed in Lisbon, the Portuguese capital. This request was granted, and the Treaty was thus to be called the Treaty of Lisbon, in line with the tradition of European Union treaties. The Portuguese presidency was appointed to the job of organising the programme for a signing ceremony

2007 October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The October European Council, led by Jose Socrates consists of legal experts from all member states scrutinising the final drafts of the Treaty

2007 October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The Treaty of Lisbon makes the Union's bill of rights, the Charter of Fundamental Rights, legally binding

2007 October

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The stated aim of the treaty was to "complete the process started by the Treaty of Amsterdam [1997] and by the Treaty of Nice [2001] with a view to enhancing the efficiency and democratic legitimacy of the Union and to improving the coherence of it's action"

2007 13th December

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

Representatives from the 27 EU member states were present, and signed the Treaty as plenipotentiaries, marking the end of Treaty negotiations.

2007 13th December

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The signing of the Treaty of Lisbon took place in Lisbon, Portugal on 13 December 2007. The Government of Portugal, by virtue of holding Presidency of the Council of the European Union at the time, arranged a ceremony inside the 15th century Jerónimos Monastery, the same place Portugal's treaty of accession to the European Union (EU) was signed in 1985

2007 13th December

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The signing of the Treaty of Lisbon, the Government of Portugal, by virtue of holding Presidency of the Council of the European Union at the time.

2007 13th December

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

arranges a ceremony inside the 15th century Jeronimos Monastery, the same place Portugals Treaty of accession to the European Union (EU) was signed in 1985.

2008
2008 20th February

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The European Parliament approves the Treaty by 525 votes in favour and 115 against

2009
2009 1st December

Treaty of Lisbon

Jose Socrates · Portugal · Lisbon · European Economic Community (EEC)

The Treaty of Lisbon comes into effect

Editorial provenance

Sources and editorial review

Compiled and edited by World History Database.

Historical context is editorial material; the chronology is generated from World History Database EEC records.

Last reviewed: September 2026.

European Union history · EU founding agreements · EUR-Lex

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