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
History of the German Army Aviation Corps was founded. Even before helicopters had been purchased by the German government, the first officers to become helicopter pilots in the newly formed German Army began their training in August 1956 in the United States at Fort Rucker. In September 1956, the German government purchased the following types of helicopters for the German Army Aviation Corps: Additionally, with the Dornier Do 27 a conventional aircraft was also procured. On 7 November 1956, Colonel Horst Pape became the first head of Department German Army Aviation Corps within the General Staff, after having been responsible since 1954 for the planning and setting