final

  • Reconstruction begins

    Start of rebuilding the South after the Civil War.
  • 14th amendment

    Citizenship and equal protection.
  • Industrialization / Gilded Age

    Big business, railroads, immigration, labor conflicts.
  • 15th amendment

    Voting rights protections.
  • Rise of Jim Crow Laws

    Legal racial segregation spreads across the South.
  • Chinese Exclusion Act

    Major federal immigration restriction.
  • Spanish–American War

    U.S. emerges as an imperial and global power.
  • Progressive Era Reforms

    Anti-trust acts, workplace rules, women’s activism.
  • U.S. Enters World War I

    New role in global politics.
  • Stock Market Crash

    Triggers the Great Depression.
  • New Deal Begins

    Massive federal programs to address the depression.
  • U.S. Enters World War II

    Pearl Harbor → U.S. joins Allied forces.
  • Cold War Begins

    Containment, Truman Doctrine, nuclear tensions.
  • Korean War Begins

    First major Cold War military conflict.
  • Brown v. Board of Education

    Supreme Court ends school segregation.
  • Civil Rights Act

    Outlaws discrimination in public spaces and employment.
  • Vietnam War Escalation

    Major Cold War conflict and domestic protest movement.
  • Watergate Scandal

    Presidential abuse of power → Nixon resigns.
  • End of the Cold War

    Collapse of the Soviet Union.
  • September 11 Attacks

    Begins War on Terror and reshapes U.S. policy.