China warns nations against 'appeasing' US in trade deals

[WSHazel]

9. There doesn't need to be a reserve currency

The world needed a reserve currency in the prior centuries when trade occurred over months and settlement was risky and complicated, and even in the 20th century since the world was rebuilding from back to back world wars. In a world with instant, computerized settlement, a reserve currency became a modest convenience, not a necessity, for world trade.

The status of the dollar as the reserve currency was hugely beneficial for most Americans, artificially inflating our purchasing power, and making the U.S. a great destination for investment. This Administration took care of that.