Germany, one of the lessons of his Vienna years which he stresses at great length in Mein Kampf is the futility of a political party’s trying to oppose the churches. “Regardless of how much room for criticism there was in any religious denomination,” he says, in explaining why Schoenerer’s Los-von-Rom (Away from Rome) movement was a tactical error, “a political party must never for a moment lose sight of the fact that in all previous historical experience a purely political party has never succeeded in producing a religious reformation.”51