<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
Which country is the least useful one?
<|assistant|>
The least useful country is Nauru, which has a total population of just 9,401 and covers an area of 21 square kilometres. It has no army, few natural resources, and relies heavily on aid from Australia and elsewhere. Its GDP per capita is only around $11,000, the lowest of any country in the world.