05 The 1920s and the Great Depression

Consumer change and uneven prosperity

The 1920s brought rapid economic and cultural change, but prosperity was uneven. Mass production made goods such as automobiles more widely available, while electricity, radios, and household appliances reshaped daily life. Advertising encouraged people to buy new products, and installment plans allowed customers to purchase goods on credit and pay over time.

By 1925, the United States had about one automobile for every six people. By the decade’s end, roughly 40 percent of American families owned radios. These changes expanded consumer culture, but they did not mean that every household or business shared equally in prosperity.

Farmers faced falling prices, surplus crops, and heavy debts, and many rural communities struggled to keep pace with the growing urban economy. African Americans and immigrants were also often excluded from the new consumer prosperity.

Social conflict and restriction

Economic growth coincided with sharp disagreements over religion, immigration, race, and modern life. Prohibition banned the manufacture, sale, and transportation of alcoholic beverages. Enforcement proved difficult: illegal bars known as speakeasies and alcohol smuggling flourished, and organized crime gained influence. The ban was repealed in 1933.

Nativism helped drive restrictive immigration laws. The Immigration Act of 1924 set quotas that sharply limited immigration, especially from southern and eastern Europe, and effectively barred immigration from Asia.

The 1925 Scopes trial in Tennessee focused national attention on conflict between teaching evolution and religious beliefs. At the same time, racial discrimination and exclusion remained part of the era’s uneven prosperity.

Black cultural creativity and migration

Black artists and writers shaped a vibrant cultural movement. The Harlem Renaissance, centered in New York City, included African American literature, music, and visual art. It developed alongside the Great Migration, when many Black Americans moved from the South to Northern cities seeking greater opportunity.

Speculation and the 1929 crash

Share prices rose dramatically during the decade, making the stock market a symbol of confidence as well as risk. Some investors bought stocks on margin, borrowing much of the purchase price. Borrowing could magnify gains if prices rose, but it also left investors exposed to heavy losses if prices fell. The market boom did not prove that all businesses or households were equally prosperous.

Economic activity had already peaked in the summer of 1929. In October, a sharp sell-off drove stock prices down, with especially steep declines on October 28 and 29. The crash damaged confidence and contributed to reduced spending and production, but it did not by itself explain the Depression’s full length and severity.

The Depression takes hold

The Great Depression began as the economy contracted in 1929. After the stock-market crash, wider financial crises followed, including waves of bank failures and panics from 1930 to 1933. As banks and businesses faltered, credit tightened, production fell, and unemployment rose.

The downturn spread beyond the United States and became the deepest and longest economic crisis in modern U.S. history. The crash contributed to the crisis, while later banking failures and financial panics deepened it.

The transition from the 1920s to the Depression shows that a booming market did not guarantee lasting prosperity. A consumer economy built on expanding production and credit existed alongside rural hardship and speculative risk. When confidence broke and financial problems spread, weaknesses that prosperity had obscured became harder to ignore.

• Buying on margin