The "external pressure" was largely just the pressure of declining membership.

What pressure led to declining membership?

Did it have anything to do with "Boy Scouts is a sexist organization" narratives?

Uh, no, I'm sorry you had to find out this way, but the primary reason was because the boy scouts have rampant sex abuse scandals like the catholic priesthood.

Also Tiktok means fewer young boys so bored that they set things on fire.

Ah yes

Opening up the organization to young girls as well seems like exactly the right fix for

Rampant sex abuse scandals

That's how I would fix that problem too

I mean if we are talking about BSA declining membership, one pretty large reason could be...

https://www.reuters.com/legal/us-supreme-court-lets-246-bill...

I'm pretty sure you have the order reversed. They were already losing the mormons.