This is the theory I adopt for the rise of gold.

Trump's decisions are controversial, that's agreed upon. But they are not the driving force behind the increase in gold prices.

Look at this analysis from Charles Henry, one of the top asset managers followed on LinkedIn, who says:
Trump is not the cause
but the US debt of 39 trillion
and the annual deficit of 2 trillion
and the government refusing to stop borrowing
Therefore, their only way is to devalue the currency

This is not a mistake or a temporary problem.
This is the system fundamentally.

So everyone is looking for a way to preserve value away from the dollar.
And it turns out that this way is:
Gold