In late July 1941, Hitler order army Group South to seize the Crimea in order to prevent Soviet air attacks on the Ploesti oilfields in Romania. This vital mission was assigned to weak Eleventh Army under Generaloberst von Manstein. In late September 1941, von Manstein began his initial attacks upon the strong Soviet defences at the Perekop isthmus, and then cleared the heavily fortified Kerch Peninsula in May 1942l With the threat to his flank removed, von Manstein massed two German and a Romanian corps against the principal city of the Crimea - Sevastopol. This volume assess the impact of logistics, weather and joint operational planning in examining this last major German victory in World War II.