Question: Which German fighter pilot was dubbed the most successful fighter ace in the history of aerial warfare and had the book The Blond Knight of Germany written about their life and career?
Sentence (from "List of World War II aces from Germany"): German day and night fighter pilots claimed roughly 70,000 aerial victories during World War II, 25,000 over British or American and 45,000 over Russian flown aircraft.
Relevant evidence: No