Possible Clues:

• Formerly Pleasant Island
• Pacific island developing uranium? I'm leaving
• Pacific island republic near the equator
• Eight-square-mile republic in the Pacific
• Tiny country pub's interior managed to retain posh lifts
• SW Pacific republic
• State between Argentina and Uruguay
• New and old gold with no end in small island state
• New gold rush destroys quiet for Pacific island
• Island producing coconuts, nitrogen and a couple of metals