Starting from Android 15 you should be able activate a native “terminal” app in the Developer Settings, which is Debian running in a VM. No need for termux anymore. I have it activated in GrapheneOS but haven’t used it much.

https://2021-2025.state.gov/gec-special-report-how-the-peoples-republic-of-china-seeks-to-reshape-the-global-information-environment/

Spending billions on propaganda simply works.