AH WWII.2StudyGuide

Definitions (Short + Simple)


Term

Definition

Isolationism

US foreign policy after WWI — avoid involvement in international conflicts.

Cash ‘n Carry Policy

1939 law: countries could buy US arms if they paid cash and carried them away themselves.

Lend-Lease Act

1941 law: US could "lend" weapons to Allies to help fight Axis powers, without direct involvement yet.

Four Freedoms Address

FDR’s 1941 speech promoting freedom of speech, freedom of religion, freedom from want, freedom from fear.

America First Committee

Group opposed to US entering WWII, believed US should focus only on defense.

Pearl Harbor (Dec 7, 1941)

Surprise attack by Japan on US naval base; caused US to enter WWII.

War Production Board

Gov’t agency that organized American factories to make war supplies during WWII.

A. Philip Randolph

Civil rights leader who pushed FDR to ban discrimination in defense industries.

Double V Campaign

African American campaign for victory against fascism abroad and racism at home.

Fair Employment Practices Committee (Exec Order 8802)

FDR’s order banning racial discrimination in defense jobs during WWII.

Marriage rates

Marriage rates skyrocketed during and right after WWII due to wartime urgency and postwar optimism.

Rosie the Riveter

Symbol of women working in factories during WWII to support the war effort.

WAAC to WACs

Women's Auxiliary Army Corps became Women's Army Corps — women officially served in US Army.

Japanese Internment

Forced relocation of 120,000 Japanese Americans to camps during WWII, often without evidence of disloyalty.

Korematsu v. United States

Supreme Court case upholding internment camps as constitutional during wartime.

Bracero Program

US recruited Mexican workers to fill agricultural jobs during WWII labor shortages.

Zoot Suit Riots

1943 racial clashes in LA between American servicemen and Mexican American youths.

Allied bombing campaign over Germany

Intense air raids by British and US forces to destroy German industry and morale.

Tuskegee Airmen

All-Black US Army Air Force squadron famous for their skill and bravery in combat.

Normandy Invasion / D-Day (June 6, 1944)

Massive Allied invasion of Nazi-occupied France; major turning point in Europe.

Dwight Eisenhower

US general who planned and led D-Day; later became US President.

Battle of Midway (June 1942)

Huge US naval victory over Japan — turning point in the Pacific War.

Battle of Guadalcanal (1942-43)

First major US land victory in Pacific, critical in stopping Japanese expansion.

Island hopping campaign

US military strategy of capturing strategic islands moving closer to Japan.

Kamikaze planes

Japanese suicide pilots who crashed into Allied ships during late stages of the war.

Robert Oppenheimer

Scientist who led the Manhattan Project to develop the atomic bomb.

Manhattan Project

Secret US project to build the atomic bomb during WWII.

Harry S. Truman

US President after FDR; made decision to drop atomic bombs, started Cold War policy of containment.

Battle of Iwo Jima (Feb-March 1945)

Brutal Pacific battle; US needed island for airbases near Japan.

Yalta Conference (Feb 1945)

Meeting of FDR, Churchill, Stalin to plan postwar Europe; agreed on Germany's division.

Potsdam Conference (July 1945)

Meeting of Truman, Stalin, Attlee; warned Japan to surrender; tensions with Soviets grew.

Enola Gay

US bomber that dropped the first atomic bomb on Hiroshima.

Hiroshima and Nagasaki

Cities in Japan destroyed by atomic bombs, leading to Japan's surrender.


🌎 Post-War: Cold War Starts


Term

Definition

GI Bill

Law giving WWII veterans money for college, homes, and business loans.

Dixiecrats / Truman reelection 1948

Southern Democrats who split from Truman over civil rights; Truman still won surprisingly.

Fair Deal

Truman’s domestic program to expand New Deal — healthcare, civil rights, education (limited success).

Taft-Hartley Act

1947 law limiting power of labor unions, passed over Truman’s veto.

Containment

US Cold War policy of preventing the spread of communism.

Truman Doctrine

US would help any country resisting communism (first: Greece and Turkey).

Iron Curtain

Term coined by Churchill to describe Soviet control over Eastern Europe.

Marshall Plan

US gave billions to rebuild Western Europe to stop communism from spreading.

Berlin Airlift (1948-49)

US and British planes supplied West Berlin during Soviet blockade.

Second Red Scare

Fear of communism at home after WWII; led to loyalty oaths, investigations.

House Committee on Un-American Activities (HUAC)

Congressional group that investigated suspected communists, especially in Hollywood.

Ethel and Julius Rosenberg

US citizens executed for allegedly passing atomic secrets to Soviets.

Hollywood Ten

Group of filmmakers who refused to testify to HUAC; blacklisted in Hollywood.

Korean War starts 1950

Communist North Korea invaded South Korea; US and UN forces intervened under Truman’s orders.


📝 Essay Help


How well was the American homefront mobilized for this war?
→ Very effectively: industries switched to wartime production (WPB), labor shortages addressed (women, minorities, braceros), public morale kept high through propaganda.

To what extent were African Americans’ situation improved during the war and afterward?
→ Some progress (Double V Campaign, Executive Order 8802, Tuskegee Airmen), but discrimination continued; real civil rights changes came postwar (1950s–60s).

Explain the American military role in fighting fascism and imperialism:

  • Europe: Normandy Invasion (D-Day) — turning point, allowed liberation of France.

  • Pacific: Battle of Midway — turned the tide, crippled Japan’s navy.

Strategic role of the atomic bomb? Was Truman right?
→ Aimed to end war quickly without a costly invasion. Truman believed it saved millions of lives. Controversial: devastating civilian deaths vs. avoiding bigger losses.

How did the US avoid a depression after the War?
→ GI Bill boosted education and homeownership, Cold War spending kept factories open, plus consumer demand soared after wartime rationing ended.

What factors gave rise to the Cold War and how well did Truman contain Soviet influence?
→ Soviet aggression in Eastern Europe, broken Yalta promises. Truman's containment policy (Truman Doctrine, Marshall Plan, Berlin Airlift) slowed Soviet spread.

How well did the US respond to the Cold War at home?
→ Overreacted at times (Second Red Scare, HUAC, blacklists), but overall kept communist influence minimal domestically.