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Cambridge IGCSE History revision notes

Depth study D: The United States, 1919-41 Revision Notes

Cambridge IGCSE revision notes for Depth study D: The United States, 1919-41.

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Depth study D: The United States, 1919-41

CambridgeIGCSEHistoryDepth study D

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The United States 1919-1941: Economic Boom, Societal Change, Wall Street Crash and the New Deal

This revision note examines the economic boom of the 1920s in the United States, the societal changes during the decade, the causes and effects of the Wall Street Crash of 1929, and the effectiveness of the New Deal in addressing the Great Depression. It analyses the factors behind the 1920s prosperity, the uneven success across industries, the challenges faced by agriculture, the cultural shifts including Prohibition and women's roles, the speculative causes of the crash, its economic and social consequences, and evaluates Roosevelt's response through the New Deal policies.

Syllabus source

Section 3, Topic DD.1, page 25, objective DD.1.1

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What you should be able to do

  • ✓Explain the factors that contributed to the economic boom in the 1920s and identify which industries prospered or struggled.
  • ✓Describe the societal changes during the 1920s, including cultural characteristics, intolerance, Prohibition, and women's evolving roles.
  • ✓Analyse the causes and consequences of the Wall Street Crash of 1929, including speculation and its impact on the economy and society.
  • ✓Evaluate the New Deal's policies, their effectiveness, opposition faced, and the reasons why unemployment persisted despite reforms.
1

Economic Boom in the 1920s: Causes and Industry Variations

The 1920s in the United States, often called the 'Roaring Twenties', was a period of significant economic growth and prosperity for many Americans. This boom was driven by several key factors. Firstly, technological advancements and mass production techniques, such as the assembly line perfected by Henry Ford, dramatically increased industrial output and efficiency. The automobile industry was central to this growth, not only producing cars but stimulating related sectors like steel, rubber, glass, and road construction.

Secondly, consumer culture expanded due to rising incomes and the availability of credit. Installment buying allowed consumers to purchase goods such as radios, refrigerators, and cars by paying over time, increasing demand.

However, this prosperity was not uniform. While industries like automobiles, construction, and consumer goods flourished, agriculture faced severe difficulties. Farmers suffered from overproduction, falling crop prices, and debt, which meant rural areas did not share in the boom's benefits. This disparity highlighted the uneven nature of the economic growth during the decade.

  • Mass production and assembly lines increased industrial output.
  • Automobile industry stimulated multiple related sectors.
  • Consumer credit expanded purchasing power and demand.
  • Agriculture struggled due to overproduction and low prices.
2

Societal Changes in the 1920s: The Roaring Twenties and Social Tensions

The 1920s were marked by significant social and cultural changes. The term 'Roaring Twenties' reflects the decade's lively cultural atmosphere, including jazz music, flapper fashion, and a general loosening of traditional social norms, especially in urban areas.

Despite this cultural vibrancy, intolerance and social tensions persisted. The resurgence of the Ku Klux Klan and racial violence, such as the 1919 Chicago Race Riot, demonstrated ongoing racial and ethnic intolerance.

Prohibition, introduced by the 18th Amendment in 1920, banned the manufacture, sale, and transport of alcohol. It was intended to reduce crime and improve morals but led to widespread illegal activity, including bootlegging and speakeasies. The difficulty in enforcing Prohibition and its unintended consequences led to its repeal in 1933 with the 21st Amendment, reflecting changing public attitudes and the need for government revenue during the Depression era. Women's roles also evolved; the 19th Amendment granted women the vote in 1920, and many women embraced new freedoms in fashion, work, and social life, though traditional expectations remained strong in many areas.

  • Jazz, flappers, and urban culture defined the 'Roaring Twenties'.
  • Racial intolerance and violence persisted despite cultural changes.
  • Prohibition aimed to improve society but increased illegal alcohol trade.
  • Women's suffrage and changing social roles marked progress and tension.
3

The Wall Street Crash of 1929: Causes and Consequences

The Wall Street Crash was precipitated by rampant speculation in the stock market during the late 1920s. Many investors bought shares on margin, borrowing money to purchase stocks, which inflated prices beyond their real value.

When confidence faltered, a massive sell-off occurred in October 1929, leading to a collapse in stock prices. This crash wiped out millions of dollars of wealth, undermining banks and businesses.

Economically, the crash triggered a severe downturn, leading to widespread unemployment, bank failures, and a collapse in industrial production. Socially, it caused hardship for millions, increased poverty, and eroded trust in financial institutions and government policies. The crisis exposed weaknesses in the economy, such as over-reliance on credit and unequal wealth distribution, which had been masked during the boom.

  • Speculation and buying on margin inflated stock prices.
  • The October 1929 crash caused massive financial losses.
  • Economic downturn led to unemployment and business failures.
  • Social hardship and loss of confidence followed the crash.
4

Roosevelt's Election and the New Deal: Policies and Challenges

Franklin D. Roosevelt was elected president in 1932 largely because of public demand for active government intervention to combat the Depression. His New Deal introduced a series of programs aimed at relief, recovery, and reform.

Initial measures included emergency banking reforms, job creation programs like the Civilian Conservation Corps, and agricultural support through the Agricultural Adjustment Act. Over time, the New Deal expanded to include Social Security and regulations on banking and industry.

Despite these efforts, unemployment remained high throughout the 1930s, partly due to structural economic problems and the scale of the crisis. The New Deal faced opposition from business leaders who saw it as government overreach and from some who believed it did not go far enough. While it alleviated some suffering and reformed key sectors, it did not fully end the Depression, which only concluded with the economic demands of World War II.

  • Roosevelt elected to address the Depression with active policies.
  • New Deal programs targeted relief, recovery, and reform.
  • Unemployment persisted despite government intervention.
  • Opposition came from both business interests and critics of government size.

At-a-glance summary

Comparison table

AspectDetailExampleExam Use
Economic BoomFactors driving growthMass production and credit expansionExplain causes of prosperity with examples
Industry SuccessVaried prosperityAutomobile industry thrived; agriculture struggledDiscuss uneven economic impact
ProhibitionReasons and effectsBanned alcohol to improve morals; led to illegal tradeAnalyse causes and consequences
Wall Street CrashCause and impactSpeculation caused crash; led to unemploymentExplain causes and effects clearly
New DealEffectiveness and challengesRelief programs helped but unemployment remainedEvaluate success and limitations

Active recall

Quick check

1. What production method greatly increased industrial output in the 1920s?

The assembly line, which allowed mass production and faster manufacturing.

2. Why did agriculture not share in the 1920s economic boom?

Due to overproduction, falling crop prices, and farmer debt causing economic hardship.

3. What was a major unintended consequence of Prohibition?

The rise of illegal alcohol trade and organised crime.

4. How did speculation contribute to the Wall Street Crash?

Investors bought stocks on margin, inflating prices beyond real value, leading to a market collapse.

5. Why did Roosevelt's New Deal not fully end unemployment?

Because structural economic problems and the scale of the Depression required more than government programs alone to resolve.

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