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