Tiger I nickname "Tiger" by Ferdinand Porsche, and the Roman numeral was added after the later Tiger II entered production. The initial designation was "Panzerkampfwagen VI Ausführung H" (‘‘"Panzer VI version H"’’, abbreviated "PzKpfw VI Ausf. H") where 'H' denoted Henschel as the designer/manufacturer. It was classified with ordnance inventory designation "SdKfz 182". The tank was later re-designated as "PzKpfw VI Ausf. E" in March 1943, with ordnance inventory designation "SdKfz 181". Today, only seven Tiger I tanks survive in museums and private collections worldwide. The Tiger 131 at the UK's Tank Museum, which was captured during the North Africa Campaign, is
IV SS Panzer Corps Vienna Offensive tore a gap between the IV SS-Panzerkorps and the neighboring Third Hungarian Army. After escaping an encirclement thanks to the efforts of the 9th SS Panzer Division "Hohenstaufen", the corps withdrew towards Vienna. The remnants of the corps surrendered to the Americans on 9 May 1945. IV SS Panzer Corps The IV SS Panzer Corps was a panzer corps of the Waffen-SS of Nazi Germany which saw action on the Eastern Front and in the Balkans during World War II. The Panzerkorps was formed in August 1943 in Poitiers, France. The formation was originally to be a skeleton