It might be time to have an honest conversation with your brother in which you set clear boundaries. Let him know that you won’t tolerate him speaking to you that way and establish limits on what he’s allowed to bring up with you.

"My brother regularly calls to blame me for my strained relationship with our sister, without knowing my side of the story."

We’re all senior citizens now, and his constant blaming has become a real source of stress for me. How should I handle this?