Wilhelmstrasse

The immediate effect, however, was that all the ingenious calculations of the Wilhelmstrasse came clattering to the ground like a house of cards.

Source: wiktionary

As von Neurath once told an Austrian diplomat: “It was the view of the Wilhelmstrasse that as soon as the Reich held Austria, Hungary would eat out of its hand.”

Source: wiktionary

The Wilhelmstrasse was faced with a serious dilemma over the Greek question, for no easy solution could be found that would satisfy both Athens and Germany’s allies.

Source: wiktionary