What's Happening in Acts Chapter 15?

James goes on to prominence he becomes the leader of the church in Jerusalem. He played a prominent role but he also paid dearly for his faith in Jesus. His murderers took the opportunity to throw stones on him until he was dead. Peter stood up in the midst of the brothers a crowd of about 1,000 people. We have a hint here as to why this interruptionWhy this kind of strange story is right in the middle of the narrative.