It’s probably better if you move to some EU country that treats your privacy better at this point.

Use Tor with bridges, or orbot if you want to use apps.

I’m pretty sure an encrypted chat platform is possible with ActivityPub. In fact, sup is an instant messenger that will be encrypted and federated using the ActivityPub protocol. It’s being made by dansup, the creator of PixelFed.

XMPP is great but it’s dead.