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
Field marshal (Thailand) Thai Air Force. The King of Thailand as Head of the Armed Forces is automatically made a Chom Phon upon accession. The rank was formally created in 1888, together with all other ranks of the military by King Chulalongkorn (Rama V), who wanted to modernize his Armed Forces through western lines. Apart from the monarchs, there have been 13 appointments to this rank. Field marshal (Thailand) Chom Phon () or Field Marshal is the most senior rank of the Royal Thai Army, considered the equivalent to a Field Marshal or General of the Army (although 'Field Marshal' is more widely