Central European origin

[Aga Tentakulus]

That's right, no goat milk.

2nd question: Where do the battlements occur if there were none north of the Alps before 1500 AC, but German is still spoken south of the Alps.
If so where ?
If there were battlements before 1500 north, where are they?

The previous pictures show the battlements in 3 different construction stages on German spoken ground.