The US produced a lot of the planes and such. British planes would bomb random places in Germany at night and the US would come out in the morning and bomb specific places.
Answer: They utilized new tactics and technologies .
Explanation:
What is now known as the United States Air Force evolved drastically leading up to and during World War II. New technology made it possible to travel higher and faster than before. Bombers could carry more weapons than during the Great War and the role of air combat became increasingly important.
They utilized many new tactics and technologies during their involvement
Cities were not prepared for so many new workers. Why were factory conditions so bad at the start of the Industrial Revolution? Laws were not in place to protect workers.