Volkswagen Beetle accommodated five passengers in its extensively streamlined four-door body, which provided luggage storage under the front bonnet and behind the rear seats. It also featured a similar central structural tunnel found in the Beetle. Just before the start of the Second World War, Tatra had ten legal claims filed against VW for infringement of patents. Although Ferdinand Porsche was about to pay a settlement to Tatra, he was stopped by Hitler who said he would "solve his problem". Tatra launched a lawsuit, but this was stopped when Germany invaded Czechoslovakia in 1938, resulting in the Tatra factory coming under Nazi
Tiger II from research, training, and a five-tank attachment to the Panzer Lehr, the Tiger II was only issued to heavy tank battalions ("schwere Panzer-Abteilungen") of the German Army ("Heer"), or "Waffen-SS". A standard battalion ("Abteilung") comprised 45 tanks: Units that used the Tiger II were as follows: Early Tiger IIs proved unreliable, owing principally to leaking seals and gaskets, and an overburdened drive train originally intended for a lighter vehicle. The double radius steering gear was initially particularly prone to failure. Lack of crew training could amplify this problem; drivers originally given only limited training on other tanks were often sent