Donald Trump is creating an international currency change incentivizing many countries to execute trade in non-dollar currencies.  This will hurt America.

"Wall Street firms see increased chance that Trump takes action to weaken the dollar"
Published Mon, Jul 15 2019 1:55 PM EDT    Updated Wed, Jul 17 2019 3:35 PM EDT
Patti Domm

https://www.cnbc.com/2019/07/15/wall-street-sees-chance-that-trump-takes-action-to-weaken-the-dollar.html

 

"Trump’s Policies Will Displace the Dollar"
Sep 3, 2018 Jeffrey D. Sachs

The benefits that the US reaps from having the world's main international currency are diminishing with the rise of the euro and renminbi. And now President Donald Trump’s misguided trade wars and anti-Iran sanctions will accelerate the move away from the dollar.

https://www.project-syndicate.org/commentary/trump-policies-undermining-the-dollar-by-jeffrey-d-sachs-2018-09?barrier=accesspaylog

 

"U.S. Dollar Will Collapse When This Upcoming Event Happens (+60K Views)"
Lorimer Wilson July 5, 2019

http://www.munknee.com/u-s-dollar-will-collapse-upcoming-event-happens/

 

"The dollar’s days as the world’s most important currency are numbered"
By Eshe NelsonDecember 11, 2017

https://qz.com/1150533/the-dollars-days-as-the-worlds-most-important-currency-are-numbered/