 Complete the following phrase:  Führerhauptquartier Wolfsschlucht II English: Wolf Canyon or W2 was the codename used for one of Adolf Hitlers World War II Western Front military headquarters located in Margival, 10 km northeast of Soissons in the department of Aisne in France. It was one of many Führer Headquarters throughout Europe but was used only once by Adolf Hitler, June 16 and 17, 1944 for a meeting with Field Marshals Erwin Rommel and Gerd von Rundstedt about the 