Updates and activations are two different things and are handled differently. App updates are handled through the Apple App Store for iOS and direct downloads for Android. The US Government would have to force Apple to region-lock DJI's apps...
There's no connection. With the current administration, all bets are off. A Trump grandson could ask for a Mavic for Christmas, and an executive order would be forthcoming.
The deal involved only Trump backing away from his 100% increased tariff threat, a reduction from 57% to 47% on tariffs on Chinese imports to the US, and China delaying any new limitation on rare earth materials for a year.
Missouri allows the use of drones to locate wounded or downed animals as long as certain conditions are met. The hunter must have permission from the owner or land manager to use the drone over the land. The drone can only be used for recovery...