Answer :

The expanded industry that provided jobs for Americans as a result of the New Deal and World War II was shipbuilding.

1. Shipbuilding: During the New Deal and World War II era, there was a significant increase in the demand for ships to support the war effort. Shipbuilding industries across the United States experienced growth and expansion to meet the needs of building naval vessels, cargo ships, and other military equipment. This expansion in shipbuilding created a large number of jobs for Americans, including welders, carpenters, electricians, engineers, and various other skilled workers.

2. Impact: The shipbuilding industry played a crucial role in stimulating the economy and providing employment opportunities for many Americans during a time of economic challenges. The production of ships not only supported the military efforts during World War II but also contributed to the overall industrial development of the country.

3. Legacy: The growth of the shipbuilding industry during this period left a lasting impact on the economy and infrastructure of the United States. Many shipyards that were established during this time continued to operate after the war, further contributing to the industrial landscape and providing employment for years to come.

In conclusion, shipbuilding emerged as a vital industry that created jobs for Americans as a result of the New Deal and World War II, highlighting its significant role in shaping the nation's economy and workforce during that period.