Henry Ford was the first car producer (Ford Industries) to use the assembly line, which allowed certain groups of workers to work on specific parts of the car, while simultaneously transferring the component throughout the groups to create a full car at the end. This allowed Ford to create large amounts of cars in short amount of time, decreasing not only cost of production, but also the cost to buy the car, further making the car more popular with the people. This cycle allowed for cheap cars, which in turn made Ford rich.
Although Olds and Cadillac developed the idea of standardized and interchangeable parts, it was Henry Ford who developed mass production and made possible rapid production of the early 1900s cars. The basic idea of interchangeable parts made possible the assembly line.
They rationed food and did price controls and they also controlled the amount people got paid to try their best to save money to go towards the war. It did not go successfully tho
