“Just following orders” is not necessarily a legitimate defence if the government was doing something illegal in the first place.
Having immigration enforcement is legitimate and not illegal. Hosting an app related to legitimate government function in an app store is so far removed from any possible element of a real crime...
Having immigration enforcement is legitimate and not illegal. The way the government was doing it was, at times, illegitimate and illegal.
The app... I don't at all understand what the role of the app is, so I really can't comment on that aspect of the situation.
Calling what ICE is doing "immigration enforcement" is beyond the pale. Administrative warrant are made up take-my-word-for-it notes ICE writes for themselves. Putting kids in cage immoral by any measure. Detaining citizen for days at a time is against the law. Constantly lying about why your summarily executed anyone is a power no law can grant.
Which US statute was broken by Apple?
...That's what these investigations intend to establish. That's how investigations work.
Am I seriously being led to believe that the government was not doing this long before ICE? This seems performative at best. Come back to me when they decide to break the massive loophole where government has been buying private citizen data for over a decade now.