The five smallest countries in the world cover less than 50 square miles combined Posted by | Oct 1, 2024 | Red Pill NOWlej | 0 | Vatican City, Monaco, Nauru, Tuvalu and San Marino make up the world’s smallest countries. The biggest of the group, San Marino, is only 25 square miles. Read More in FOX News. Read More in Red Pill NOWlej.