Certain controversies arose during the second century that created problems for the writings of the Apostle John. Some actively lobbied to keep the Gospel out of the New Testament. What was their motivation, what accusations did they raise and who came to John's defense?
Second Century Controversies and the New Testament Canon
Developments occurred in the second century that impacted the Church, and eventually, controversies and crises created the need for a Christian collection of Scripture. But which books would be included? Apostolic writings were not immediately considered "Scripture." Why not?