5 smallest countries in the world by land area

The five smallest countries in the world by land area include San Marino, Tuvalu, and Nauru. San Marino, founded in 301 CE, has an area of 23.6 square miles and a population of about 33,300. Tuvalu, made up of nine islands, faces environmental threats from rising sea levels, while Nauru is the smallest island nation with extremely limited tourism. These microstates have unique identities despite their small size.