The allied powers during World War II were:
Great Britain
France
Soviet Union
The United States
China
To help former black slaves and poor whites in the South in the aftermath of the U.S. Civil War.
The manufacturing industry is a really important sector in the United States as it helped build the middle class after the second World War. In the early 21st century accounted for 10% of corporate profits. Unfortunately the employment in this sector is estimated to decline in the coming years.