Glenbrook Tunnel War One. The first was Chlorine gas which was introduced by the Germans at the Second battle of Ypres in April 1915. This was followed by the use of Phosphene Gas, also introduced by the Germans. These attacked victims' respiratory organs causing coughing and choking. The Germans used Mustard Gas, a more advanced gas, for the first time at Riga (or Yperite) in September 1917. It caused both internal and external blistering in its victims. The blistering was often delayed and remained in the ground for weeks afterwards making capture of infected trenches dangerous. Protection against mustard gas was far
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,