At the outbreak of war in 1939, the fastest bombers in widespread frontline service were the Bristol Blenheim and Heinkel He 111P, both slower than 275mph. By 1945, speeds had dramatically increased, ...

Speed has always been one of the biggest advantages in warfare. From the early days of jet engines to Cold War arms races, nations pushed aircraft to fly faster and higher than ever thought possible.

Add Yahoo as a preferred source to see more of our stories on Google. At the outbreak of war in 1939, the fastest bombers in widespread frontline service were the Bristol Blenheim and Heinkel He 111P, ...