My Son has been telling me some of these things since last 4 years and talking about the Agenda 21
What's Agenda 21 ? And I think, the entire world is not scientifically and technologically advanced otherwise, we should have a vaccine or treatment for this already.
You can check out for the Agenda 21 here and if you search on youtube for author David Icke you will get information.
https://anarchyforfreedom.com/
Depopulation globally is one of the agendas and we can see it coming through now.
Some countries are not advanced but some are super advanced and they sure can do it