The document outlines the conversion of Saul, later known as Paul, and his early ministry, emphasizing his radical transformation and conflict over Jewish law and Gentile inclusion in the faith. It discusses the Jerusalem Council's decision regarding the necessity of circumcision and the establishment of a new understanding of the gospel that emphasizes faith in Jesus over adherence to the law. Paul's letters to the Galatians assert his apostolic authority and emphasize justification through faith in Christ, rejecting the notion that salvation requires adherence to Jewish law.