The decline has been gradual.
The dollar's portion of global forex reserves has fallen from over 70% in the late 1990s to around 60%.
The Supreme Court's ruling on Fed independency is to be watched.
Does your data include 2025? Because it was the only year with any international pushback at all, so we shouldn't expect the previous trend to stay unperturbed.
It may also point not just to decline in US stability but other areas of the world with stable monetary policy compared to the 90s
Gradual isn't nearly profitable enough for some people.
"at first you go bankrupt slowly, then all at once"
You're also forgetting BRICs and the EU's efforts to create their own banking systems that would make it easier to do trade and finances without the dollar as an intermediary. The dollar being the reserve currency is going to be come more sudden once mass adoption of those platforms takes hold. Who can blame them with how the US is behaving