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Iran’s internet blackout left people in the dark. How does a country shut down the internet?
(theconversation.com)
This is a most excellent place for technology news and articles.
On the other hand Meshtastic nodes can be solar powered and independent. You can easily build a big-ish mesh with a couple hundred western monetary units.
It also uses common frequencies with every single wireless weather display and garage door opener and wireless outlet.
Also HAM operators are required to not encrypt their traffic and are licensed/registered, thus easily found and their equipment taken away.
Neither is perfect tho
Licensing and encryption controls again, do not apply in authoritarian countries. You are already breaking the law by circumventing the communications blackout.