Vatican City (0.2 square miles)


Vatican City officially the State of the Vatican City is a landlocked sovereign city-state whose territory consists of a walled enclave within the city of Rome, the capital city of Italy. At approximately 44 hectares (110 acres) (0.44 km2), and with a population of over 800, it is the smallest country in the world by both area and population. Vatican City is a city-state that came into existence in 1929. It s population is 826.


Monaco (0.7 square miles)


Monaco is a small sovereign city-state located in South Western Europe on the northern central coast of the Mediterranean Sea, having a land border on three sides only with France, and being about 16 km (9.9 mi) away from Italy. Its size is just under 2 km² with an estimated population of almost 33,000. Monaco is the world’s most densely populated sovereign country, and the world’s smallest French-speaking country. An average person takes only 56 minutes to walk across the width of the country. Monaco is the name of the country as well as the name of its only and capital city. It is often regarded as a tax haven, and many of its inhabitants are wealthy and from foreign countries, making up a majority of the population, at around 84%. Its population is 32,965 and area is 0.76 sq miles.


Nauru (8.5 square miles)


World’s 3rd smallest nation is located in South Pacific Ocean. The tiny island was inhabited by Micronesian and Polynesia people 300 years ago. The country has been under foreign occupation; annexed by Germany in 1888, then Japanese occupied it on 26 August 1942. Australian govt. is using the island to held asylum seekers who were trying to illegally enter into Australia. The economy of Nauru Island is heavily depended upon phosphate.


Tuvalu (9 square miles)


With the rise of sea level, the island is extremely in danger. World’s forth smallest country is located in Pacific Ocean which was first inhabited by Tuvalu were Polynesian people. The island became British protectorate in 1892 which was later (during 2nd world war) used against Japanese. Tuvalu got complete independence from United Kingdom in 1978.


San Marino (24 square miles)


San Marino generates half of its revenue from tourism industry while other sources are banking, electronics, and ceramics. Although San Marino is fifth smallest country but it is considered oldest sovereign state (got independence in 301). Its constitution was drafted on 8 October 1600 which is world’s oldest constitution still in effect.