WORLD HISTORY

Detailed explanation-1: -On 1 January 2007, Bulgaria and Romania became member states of the European Union (EU) in the fifth wave of EU enlargement.

Detailed explanation-2: -1 January 2007 – The EU welcomes Bulgaria and Romania Two more countries from Eastern Europe-Bulgaria and Romania-join the EU, bringing the number of Member States to 27.

Detailed explanation-3: -1 January-Slovenia starts the presidency of European Union as the first of new member states. 29 March-Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia and Slovenia implement the Schengen Agreement for airports. 1 July-France takes over the Presidency from Slovenia.

Detailed explanation-4: -On 1 May 2004 ten new countries joined the European Union in its largest ever enlargement: Cyprus, the Czech Republic, Estonia, Hungary, Latvia, Lithuania, Malta, Poland, Slovakia and Slovenia.

Detailed explanation-5: -The 2005 Treaty of Accession of Romania and Bulgaria to the EU was signed on 25 April and entered into force on 1 January 2007. Relations between Romania and Bulgaria have been marked historically by positive cooperation and dialogue.