Vatican City - 0.2 square miles - The world's smallest state, the Vatican has a population of 770, none of whom are permanent residents. The tiny country which surrounds St. Peter's Basilica is the spiritual center for the world's Roman Catholics (over 1 billion strong). Also known as the Holy See, Vatican City is surrounded by Rome, Italy.
The CHINA was the biggest population in the world . Because its have a seven billion (7.ooo.ooo.ooo)thats all !! I LOVE YOU MUAHH
The Seychellas island with a population of 70000 people.
One of them is monaco
Vatican City approximately 930 population
There are only two countries, United Kingdom and Ireland; of the two Ireland has the smallest population.
Vatican City
By population Monaco is the smallest country with French as an official language.French is spoken in Andorra but it is not official.
The smallest country in the world is Vatican City, near Italy, population is about 1,000. The biggest country in the world is Russia, population is about 142,905,200.Answers.com
The two smallest countries by area in Oceania are Tuvalu and Nauru, with just 26km squared and 21km squared respectively. However, by population Niue and the Pitcairn Islands are the smallest with just 1190 and 56 people respectively.
Malta is the smallest and least populous of the European Union countries.
Haiti is itself a country so it would not be possible to have countries inside it
Russia
Vatican city is considered the country with the smallest population. But if you don't count Vatican city as a country, then it would be a tie between Tuvalu and Nauru (population undetermined but estimated at 10,000).