Multilateral Organization Formal Relations BeganNotesSee 2004 enlargement of the European Union Estonia joined the European Union as a full member on 1 May 2004.Estonia joined NATO as a full member on 29 March 2004.
Multilateral Organization Formal Relations BeganNotesSee 2004 enlargement of the European Union Estonia joined the European Union as a full member on 1 May 2004.Estonia joined NATO as a full member on 29 March 2004.