military term, this word became popular in the Allied press and initially referred to fast-moving battle tactics developed principally by German military theorists, most notably Erwin Rommel, Heinz Guderian, and Erich von Manstein, using massed tanks and ground-attack bombers to speedily penetrate enemy lines at points and move to their rear, causing confusion and panic among enemy forces. Blaukreuz – chemical warfare agent consisting of arsenic compounds, respiratory poison Bola – contraction of Bodenlafette, a lightly armoured casemate-style of bulged ventral defensive gunner's position, using only flexible (unturreted) weapon mounts, a common fitment on German bomber aircraft designs, usually under the nose. Bomber B – the abortive World War II-era aviation contract competition meant to replace all previous Luftwaffe medium bombers with a single design, meant to be used for all but the longest-range missions, and function as a combination of medium and heavy bomber, and meant to be powered by a pair of high-output aviation piston engines such as the Junkers Jumo 222. Brotbeutel – haversack Brücke – bridge. Can mean either the road structure or a ship's command center, also the supporting framework that existed below the bird-like monoplane wings of the earlier examples of the Etrich Taube before World War I. Brückenleger – bridgelayer. Brummbär – "grumbling bear"; a children's word for "bear" in German. It was the nickname for a heavy mobile artillery piece. Bundes – federal. Bundeswehr – "Federal Defense Force", name adopted for the West German armed forces after the fall of the Third Reich. (Between 1945 and 1955 there was no German army.) The Bundeswehr consists of the Heer (Army), Luftwaffe (Air Force) and Marine (Navy), as well as (since the late 1990s) the Streitkräftebasis (Joint Service Support Command) and Zentraler Sanitätsdienst (Central Medical Service). Bürger – citizen. Bürgerkrieg – civil war. C C-Stand – ventral (underside of fuselage) defensive gunner's position on aircraft. Chef – commander of a unit or sub-unit, e.g. Regimentschef. A substitute in case of absence would be referred to as Regimentsführer etc. Chef des Generalstabes – Chief of the General Staff. Condor Legion – volunteer forces of the Wehrmacht and Luftwaffe (6000 or more strong) sent by Hitler to assist Franco during the Spanish Civil War (1936) on the stipulations that it remained exclusively under German command. The aerial branch of the Condor Legion gained notoriety for their comprehensive bombing of the Spanish rebel lines and the surrounding