11. The State Union of Serbia and Montenegro was itself unstable, and finally broke up during 2006 to 2008. 12. It suggested that the name Yugoslavia be dropped in favor of " Union of Serbia and Montenegro ." 13. Fifty-five percent or more of affirmative votes were needed to dissolve the state union of Serbia and Montenegro . 14. Proposals for a compromise flag were dropped after this and the Union of Serbia and Montenegro never adopted a flag. 15. Devastated by state union of Serbia and Montenegro , while Serbia became independent in 2006 ( following Montenegrin independence ). 16. In 2003 the FRY was reconstituted as a state union officially known as the State Union of Serbia and Montenegro . 17. The Montenegrin Navy was established in 2006 following the secession of Montenegro from the State Union of Serbia and Montenegro . 18. He instead signed a deal brokered by the European Union to reshape Yugoslavia as a loose union of Serbia and Montenegro . 19. Montenegro's prime minister said Thursday the killing threatened the stability of the newly formed union of Serbia and Montenegro . 20. In May 2006, Montenegro gained independence after a referendum on the future of the State Union of Serbia and Montenegro .