>42°15′35″N 112°45′22″E
The Zhurihe Training Base in remote Inner Mongolia is the largest of these sites and notably features a huge full-size mockup a portion of downtown Taipei, the capital of the island of Taiwan, including highly elaborate recreations of its Presidential Office Building and Ministry of Foreign Affairs.
https://www.thedrive.com/the-war-zone/33591/chinas-biggest-base-has-huge-replicas-of-taiwans-presidential-building-and-the-eiffel-tower#
>39°19'24"N 125°53'57"E
https://emptysuit.wordpress.com/2010/05/27/n-korea-threatens-%e2%80%9call-out-war%e2%80%9d/
https://nuke.fas.org/guide/dprk/facility/air_base.htm
>N39°00' E125°45'
Pyongyang
N39°00' E125°45'
>N40°06' E124°23'
Sinuiju
N40°06' E124°23'
Sinuiju Chemical Fiber Complex
https://nuke.fas.org/guide/dprk/facility/sinuiju.htm
>deliberately provocative.
It's how [they] 'seed' public consciousness and steer political debate.
Nothing on the Judicial Watch website. This might explain why:
"we will not accept FOIA requests until"
"The Barack Obama presidential records are governed by the Presidential Records Act (PRA). Under the provisions of the PRA, Obama presidential records are not available to public access requests for the first five years after the end of the Administration. Obama presidential records will become subject to Freedom of Information Act (FOIA) requests on January 20, 2022, and we will not accept FOIA requests until that date."
https://www.obamalibrary.gov/research/freedom-information-act-foia-requests
There was one spotted by planefags enroute to Guam earlier this week. That's the last report I recall.
The OP was asking about ADS-B and speculating that they may have gone dark. Presumably the OP was thinking they might go dark in the event of hostilities. I only noticed the Guam flight because I am NoK to crew in theater.