You have to look back to go forward. Q Posts heavily document this period of time.
I just looked at it.
It's West Virginia V, EPA
https://www.scotusblog.com/case-files/cases/west-virginia-v-environmental-protection-agency/
OMG REEEEEE the BV is doing actual board moderation so OSS and his merry band of idiots can't take the board down with CP REEEEE
STFU asshoe.