Since becoming a free associated state of the US in 1952, Puerto Rico has experienced three plebiscites regarding its political future(1967, 1993, and 1998).

• 摘要自一九五二年由美国的属地成为自由邦联后，波多黎各经历了三次决定其定位的公民投票(一九六七、一九九三、一九九八)。