How far was the Success of the German Revolution down to Martin Luther.

When looking at this Question you need to decide the impact Martin Luther had on the Reformation. Such as the impact of his 95 theses published in 1917, his exploitation of the printing press, his charisma portrayed through his sermons. However, you need to access if Luther would have been a success, without the printing press, the weak leadership of Charles V, the early protection of Frederick the Wise, the latter role of the Princes and the aid of melanchthon