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Iron & steel, followed by food, machinery and textiles. Agriculture still surpassed any of them, though it generated only half the value of manufacture as a whole.

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10y ago
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8y ago

The car industry was the nation's biggest business in the 1920's. In the 1920's 20 percent of the people had a vehicle.

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15y ago

Autumobile industry, prohibition (alcohol law), and aircraft

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13y ago

water mills helped power many factories/ industries. The steam engine, telegraph and seed drill were also important to the industrial revolution

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10y ago

the prosperity growth is a vary of people who buy goods made in america.

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14y ago

The car industry

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13y ago

automobile

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Q: What was the largest industry in the 1920s?
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