Prince Friedrich Karl of Prussia was forced to land his green Albatros D1 after being attacked by a Royal Flying Corps aircraft in March 1917. His subsequent shooting and capture sparked a war of words between two Australian units, both of which took credit for his capture.
Prince Tassilo Wilhelm Humbert Leopold Friedrich Karl of Prussia (usually known as Prince Friedrich Karl or Frederick Charles) was born on 6 April 1893. He was an all-round sportsman, competing in football, tennis, and athletics. He took part in English tennis tournaments under the pseudonym F Karl, and was an accomplished rider, winning a bronze medal for show jumping with the German men's equestrian team at the 1912 Olympics in Stockholm, Sweden.