Land mine invention by the Polish officer Józef Kosacki. His invention, known as the Polish mine detector, was used by the Allies alongside mechanical methods, to clear the German mine fields during the Second Battle of El Alamein when 500 units were shipped to Field Marshal Montgomery's Eighth Army. The Nazis used captured civilians who were chased across minefields to detonate the explosives. According to Laurence Rees "Curt von Gottberg, the SS-Obergruppenführer who, during 1943, conducted another huge anti-partisan action called Operation Kottbus on the eastern border of Belarus, reported that 'approximately two to three thousand local people were blown up in
Australian Army during World War II further reinforcements. In mid-1942, the Axis forces defeated the Commonwealth force in Libya and advanced into north-west Egypt. In June the British Eighth Army made a stand just over west of Alexandria, at the railway siding of El Alamein and the 9th Division was brought forward to reinforce this position. The lead elements of the division arrived at El Alamein on 6 July and it was assigned the most northerly section of the Commonwealth defensive line. From that position, the 9th Division subsequently played a significant role in the First Battle of El Alamein, helping to halt the Axis advance.