The privilege is maintained by having the biggest military force in the world - which is why the UK used to be in that position, and the US is in that position now.
It's not inconceivable China could take over. Russia won't (lol...) and the EU doesn't have much interest in becoming militarised.
Does anyone seriously believe the US military is forcing the world to use dollars? What’s the leverage? Does France get invaded if the Euro becomes too important?
It's not inconceivable China could take over. Russia won't (lol...) and the EU doesn't have much interest in becoming militarised.