You trust the US of today. That is your right and well, that is fine.

But who is to speak for tomorrow? None of us can tell what the future brings. Not me and not you. So who is to say that in ten years, when that data is still there, that the US is still worthy of your trust?

It is the future we should distrust, even if you trust the past, and the present.

A fair point. Distrust of governments is a healthy position to have.

Tiannamen Square is believed to greatly affected Chinese politics, mostly for the better. They do not like talking about it but they have done much to prevent something like that from happening again.