The first time American bomber crews encountered the German Messerschmitt Me 262 jet fighter in 1944, they were astounded and terrified by its speed. The Me 262 was approximately 150 miles per hour faster than the fastest Allied fighters, making Allied planes feel almost stationary by comparison. The reaction from pilots and ground troops? A mix of fear, awe, and confusion. This was the moment when the face of aerial warfare changed forever. | History In Pictures