Respuesta :
***the United States***
After the dissolution of the Soviet Union in 1991 which ended the Cold War, the post–Cold War world has in the past been considered by some to be a unipolar world, with the United States as the world's sole remaining superpower.
After the dissolution of the Soviet Union in 1991 which ended the Cold War, the post–Cold War world has in the past been considered by some to be a unipolar world, with the United States as the world's sole remaining superpower.
Answer:
O United States
Explanation:
At the end of World war two the united states had the only nuclear weapons in the world.