Least Guessed Countries by a Single Clue

clue

country

Portuguese speaking islands, thanks to colonisation dating back to 1470

Independent since 1975, except for Mayotte which has remained French

A wealthy country in the 1970's, but now impoverished after the phosphate has all been strip-mined

The only nation with land in the Northern, Southern, Eastern and Western Hemispheres

It's highest point (4000 ft) is La Soufrière, an active volcano

English, Japanese, Sonsorolese and Tobian are spoken here

With a highest elevation of 15 feet, this will be the first ex-nation because of rising sea levels

The southernmost of the Windward Islands

Over 50% of its GDP is US aid, and the US is also in control of its defense - an independent country, really?

Jointly controlled by the French and British until its independence in 1980

Australia doesn't want its maritime border with this nation to be the median point; it wants more than halfway so it can access lucrative gas fields. A bit like China's behavior in the South China Sea...

The second half of this country's hyphenated name is the name of its capital city

Alternated between French and English rule 14 times between 1663 and 1814

Has three official languages, Spanish, French, and Portuguese, and a largest city called Bata

Hurricane Irma in 2017 caused all of the 2nd island to be evacuated to the main island