The problem of objective vs. subjective morality aside, one problem with allowing even a "benevolent" superpower to take over the world, is that there's an unde

The problem of objective vs. subjective morality aside, one problem with allowing even a "benevolent" superpower to take over the world, is that there's an underlying assumption that it will always be benevolent. We can almost certainly say that at some point, that will not be the case. I think a union/federation of powers will always be safer and more practical than a monolithic power, if not as immediately world-changing.