And so familiar passages to readers of the English Bible—from the King James in 1611 onward, up until modern editions of the twentieth century—include the woman taken in adultery, the last twelve verses of Mark, and the Johannine Comma, even though none of these passages can be found in the oldest and superior manuscripts of the Greek New Testament.
How different would modern Christianity be without the codified doctrine of the Trinity? Would Protestantism even be the same religion without the enforcement of the Trinity as tradition?