Share This Article 1. This German World War One flying ace’s autobiography was titled in English: Ace of the Iron Cross Ernst Udet Hermann Goering Lothar von Richthofen Wilhelm Frankl 2. From the 790s to the 1000s Christian monks often prayed to be spared from the fury of these people. The Avars The Huns The Moors The Viking 3. This German general’s nickname was “The Sphinx.” Hans von Seeckt Paul von Hindenburg Rüdiger von Goltz Wilhelm Groener Loading …