Chemical weapons and the United Kingdom army against British and Canadian soldiers near Ypres, Belgium, in 1917 and later also against the French Second Army. The name Yprite comes from its usage by the German army near the town of Ypres. The Allies did not use mustard gas until November 1917 at Cambrai, France, after the armies had captured a stockpile of German mustard-gas shells. It took the British more than a year to develop their own mustard gas weapon, with production of the chemicals centred on Avonmouth Docks. (The only option available to the British was the Despretz–Niemann–Guthrie process). This was used first in September
Structure of the German Army but is supported by the units of the Joint Medical Service as needed. Structure of the German Army The following article lists German active and reserve units within the structure of the German Army . Reserve units do not possess any heavy equipment and their personnel is intended as replacements for losses sustained by regular units. As part of the Franco-German Brigade: As part of the Multinational Corps Northeast: Signals, Psychological Operations, Strategic Reconnaissance (incl. SIGINT), Geographic Information (incl. military satellites), and Electronic Warfare units of the German Armed Forces fall under the Cyber and Information Space Command (Kommando Cyber-