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
South Army (German Empire) his place, General der Infanterie Felix Graf von Bothmer of II Bavarian Reserve Corps took command of the South Army. With the Russians withdrawing from the war (Treaty of Brest-Litovsk) and the run down of German forces on the Eastern Front, the army was dissolved on 25 January 1918. The headquarters of the army was located in Mukachevo (from 11 January 1915), Stryi (from 5 June 1915), Berezhany (from 4 September 1915), Khodoriv (from 15 November 1916) and Chortkiv (from 4 August 1917). The South Army had the following commanders during its existence: South Army (German Empire) The South Army