Scholars frequently fall into two camps on dating the book of Galatians. Those holding to the South Galatian theory believe Paul was addressing a group of churches in the southern regions of the Roman province of Galatia. This view would seem to cast Paul as single visionary, a man ahead of his time (and his church), who eventually catalyzed a process leading to the decisions in the Jerusalem council.
This is a companion discussion topic for the original entry at https://spectrummagazine.org/article/sabbath-school/2011/10/12/paul-and-peter