No, you haven't admitted you were in the wrong - you've tried to make excuses.Admitted I was wrong several times over, yet keep getting judgements from the members on here who want to feel morally superior.
You're within your rights to request thread deletion but, unless your name is KC2, GDPR doesn't enter into it. You can request that your account is deleted though.Have requested the thread to be deleted, as is my right under data protection/ GDPR