After the war of 1999 Kosovo was administered by the United Nations (Decision of the Security Council 1244/1999). UN Special Envoy Martti Ahtisaari presented in March 2007 a proposal for solution which provided sovereignty under international monitoring. Since the mediation efforts between Belgrade and Prishtina started in summer 2007 by the troika Russian Federation-USA-EU did not meet success, the Parliament of Kosovo asserted the independence of Kosovo on February 17, 2008. The constitution of Kosovo entered into force on June 15, 2008.
In the meantime more than 100 states, among them 23 member states of the EU, have recognized the independence of Kosovo. Within the EU, Cyprus, Greece, Slovakia, Spain and Romania have not yet recognized the independence of Kosovo. Austria recognized Kosovo on February 28, 2008 and started diplomatic relations on March 20, 2008 by converting the then existing Office in Pristhina into an Embassy.
In February 2008 the EU decided to deploy a European Union Rule of Law Mission (EULEX) which reached full operability in March 2009. EULEX is the biggest civilian mission of the EU ever.
The European Council agreed on June 27/28, 2013 to start negotiations for a Stabilization and Association Agreement. The negotiations were concluded on May 2nd, 2014.