Facebook Lies
In the past, I had a Facebook account. Long ago I “deleted” this account through the procedure outlined on their help pages. In theory, 14 days after I used this process my account would be irrevocably gone. This was all lies.
My account was not deleted and yesterday I received an email:

Screenshot of the email I received from Facebook
It took me a moment to figure it out, but what had happened here is someone had logged into my Facebook account using my email address and password. Facebook simply reactivated the account, which had not had its data deleted, as if I had logged in.