To What Extent Was the Edwardian Reformation Protestant?

By the end of Henry VIII's reign, religion within England was stranded mid-way between the competing belief systems of Catholicism and reform. Events within Europe had begun to influence thinking within England, the war between Charles V and the Schmalkaldic League was one such of these events, with which came new influence.
Edward VI was king of England and along with his protectors Somerset and Northumberland reformed the country with what is now named the Edwardian reformation. But what were the motives for such radical changes, were they exclusively religious, protestant, or were other factors involved in such a radical period in English history?
During the early years of Edward VI's reign, lord Somerset was appointed protector and governor by the king's council. …