The ex-Soviet Union is among the five greatest superpowers of all time, reported The National Interest.

The Roman Empire, the Mongol Empire, the British Empire, and the United States also are in the respective top five.

“While the world has known many great empires, the list of superpowers is shorter. It is much harder for a state to become and maintain superpower status because that requires an overwhelming dominance over all its rivals.

“Perhaps it was inevitable that a country with the size and resources of the Soviet Union would become a superpower,” the respective article specifically reads.