Union Island was the centre of some political unrest in the late 1970s when a group of residents were in favour of secession from Saint Vincent and the Grenadines and merger with southern neighbour Grenada.
A Illa Unión foi o centro dalgúns disturbios políticos na década de 1970 cando un grupo de residentes mostráronse a favor da secesión de San Vicente e as Granadinas, e a fusión con Granada, o veciño do sur.