Chemical weapons in World War I in Palestine during the Second Battle of Gaza. Russia began manufacturing chlorine gas in 1916, with phosgene being produced later in the year. Most of the manufactured gas was never used. The British Army first used mustard gas in November 1917 at Cambrai, after their 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 1918 during the breaking
14th Army (German Empire) 14th Army (German Empire) The 14th Army () was an army level command of the German Army in World War I formed in September 1917 in Krainburg for use against Italy. Its Headquarters was located at Vittorio Veneto from 10 November 1917 until the army was disbanded on 22 January 1918. The 14th Army served on the Italian Front throughout its existence. After the Eleventh Battle of the Isonzo, the Austro-Hungarians were exhausted and could not have withstood another attack. They appealed to the Germans for help and the Germans, fearing a collapse on the Italian Front, sent 7 divisions,