That's when dollars are taken away (blocked, frozen), then other countries will realize that you can have dollars and trade for dollars only as long as the United States allow it. At the moment, the role of the dollar as the world currency is already declining and will continue to decline, but as a convenient unit of measurement for calculating the value of goods, the dollar is likely to be used for a long time (well, like a meter, inch, gram, etc.)

That's when dollars are taken away (blocked, frozen), then other countries will realize that you can have dollars and trade for dollars only as long as the States allow it. At the moment, the role of the dollar as the world currency is already declining and will continue to decline, but as a convenient unit of measurement for calculating the value of goods, the dollar is likely to be used for a long time (well, like a meter, inch, gram, etc.)