Your comment is lacking any specific examples or citations so it's essentially an armchair analysis based on what sounds like a simplistic "USA is sucky" opinion.
Where is this "reasonable thought" that a world without superpowers would not devolve back into world wars and mass conflict? What's different this time to prevent that from happening?
Where is this "reasonable thought" that a world without superpowers would not devolve back into world wars and mass conflict? What's different this time to prevent that from happening?