The Winter Line was a series of German and Italian military fortifications in Italy, constructed during World War II by Organisation Todt and commanded by Albert Kesselring,  was a German "Luftwaffe Generalfeldmarschall" during which event?
Albert Kesselring Albert Kesselring (30 November 1885 – 16 July 1960) was a German "Luftwaffe Generalfeldmarschall" during World War II. In a military career that spanned both World Wars, Kesselring became one of Nazi Germany's most skilful commanders, and one of the most highly decorated, being one of 27 soldiers awarded the Knight's Cross of the Iron Cross with Oak Leaves, Swords and Diamonds. Nicknamed "Smiling Albert" by the Allies and "Uncle Albert" by his troops, he was one of the most popular generals of World War II with the rank and file.
Operation Braunschweig Operation "Braunschweig" (Eng: "Brunswick"), named after the German city, was the German summer offensive that began on 28 June 1942. The operation was initially named "Fall Blau" (Case Blue), which is the common name used for the whole offensive. The name was changed from "Blau" to "Braunschweig" on 30 June. The plans following the original Case Blue (originally named "Blue I" and "Blue II") were renamed to Operation Clausewitz and Operation Dampfhammer. "Clausewitz" detailed the beginning of the operations of Army Group A in July 1942, "Dampfhammer" the follow-up operations in July 1942.