Generate text that is semantically similar to this text: leaders from albania , bosnia and herzegowina , croatia , macedonia and serbia and montenegro met for the first time with european union leaders to pursue joining the european union .
after the first meeting between leaders of the european union and leaders from albania , bosnia and herzegowina , croatia , macedonia and serbia and montenegro , leaders from the western balkan countries pledge to diminish organized crime and corruption in the balkans to meet requirements of european union membership .