The blackseafor has conducted several joint naval drills since its formation , however it has been suspended several times . The 2008 Russo-Georgian war lead Georgia to suspend its involvement in blackseafor drills and Russia to refuse to take part in drills involving Georgia . The partnership was effectively suspended in 2014 following unrest in Ukraine . In 2015 , after a Russian plane was shot down by Turkish forces Russia suspended its membership of blackseafor
shot down
2015 Russian Sukhoi Su-24 shootdown
Black Sea Naval Force