Heres an example of when Apple got caught giving the US government all users push notifications, and then quite openly said they had been bound by law to keep quiet about it.

https://www.macrumors.com/2023/12/06/apple-governments-surve...

> "In this case, the federal government prohibited us from sharing any information,"

It wasn't the US government, and it wasn't all users.

There does not have to be a law for the US government to do something.

Remember the NSA spying scandal?

CALEA

https://en.wikipedia.org/wiki/Communications_Assistance_for_...