Vietnam was then unified under a communist government but remained impoverished and politically isolated. In 1986, the government initiated a series of economic and political reforms which began Vietnam's path towards integration into the world economy.[8] By 2000, it had established diplomatic relations with all nations. Since 2000, Vietnam's economic growth rate has been among the highest in the world,[8] and, in 2011, it had the highest Global Growth Generators Index among 11 major economies.[9] Its successful economic reforms resulted in its joining the World Trade Organization in 2007. It is also a historical member of the Organisation Internationale de la Francophonie. Vietnam remains one of the world's four remaining one-party socialist states officially espousing communism.