Central and Eastern Europe Soviet Union; the independent states in former Yugoslavia (which were not considered part of the Eastern bloc); and the three Baltic states – Estonia, Latvia, Lithuania (which chose not to join the CIS with the other 12 former republics of the USSR). The CEE countries are further subdivided by their accession status to the European Union (EU): the eight first-wave accession countries that joined the EU on 1 May 2004 (Estonia, Latvia, Lithuania, Czech Republic, Slovakia, Poland, Hungary, and Slovenia), the two second-wave accession countries that joined on 1 January 2007 (Romania and Bulgaria) and the third-wave accession country that
Defence forces of the European Union of Member states of the European Union. These multinational organizations may also be deployed either in a NATO environment, through the EU, acting upon the mandate of the participating countries, or acting upon the mandate of other international organisations, such as United Nations, or the Organization for Security and Co-operation in Europe. Land forces: Air forces: Naval forces: Multi-component: Defence forces of the European Union This articles outlines the defence forces of the European Union (EU), which implement the EU's Common Security and Defence Policy (CSDP) in CSDP missions. There are two categories of EU multinational forces: ones that have