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Ch 17: U.S. Involvement in World War ll (1941-1945)

About This Chapter

View this chapter's video lessons to examine America's involvement in World War II during the years 1941 to 1945. Discover what caused the United States to enter the conflict and learn how American involvement impacted both the war and life back home.

U.S. Involvement in World War II (1941-1945) - Chapter Summary

The video lessons in this chapter center on why the United States entered the Second World War and how doing so affected its outcome. The lively instructors teach you about the 1941 attack on Pearl Harbor and how involvement in World War II impacted American society. You'll learn about D-Day warfare as well as America's use of atomic bombs in Japan. The chapter also provides insight into the Yalta and Potsdam Conferences. Once you complete all the video lessons, you should be able to explain:

  • What factors contributed to the start of WWII
  • How the U.S. responded to Japan's attack on Pearl Harbor
  • How WWII affected the U.S. politically, economically and socially
  • What military strategies the Allies used during the D-Day invasion
  • How the use of atomic bombs in Hiroshima and Nagasaki impacted Japan and the war
  • What the results of the Yalta Conference and Potsdam Conference were

Our video lessons are typically under 10 minutes in length to help you learn about key terms, figures and events efficiently. Videos contain tags so that you review major points without re-watching the entire video. The professional instructors leading these videos bring important historical events to life, which make the lessons information-packed and entertaining. In addition to the videos, each lesson includes a transcript that provides yet another way to study the material. Self-assessment quizzes accompany the lessons so that you'll be able to gauge your understanding of the chapter's topics.

6 Lessons in Chapter 17: U.S. Involvement in World War ll (1941-1945)
World War II: The Start of the Second World War

1. World War II: The Start of the Second World War

Learn all about the start of World War II and why the League of Nations could not stop aggression by Italy, Germany and Japan in the 1930s, which led to the outbreak of this second global conflict.

The Attack on Pearl Harbor: The Beginning of American Involvement in World War II

2. The Attack on Pearl Harbor: The Beginning of American Involvement in World War II

On December 7, 1941, the Empire of Japan launched a surprise attack against Allied possessions in the Pacific, including the American military base at Pearl Harbor, Hawaii. After decades of conflict between the two nations, the U.S. declared war.

The United States During WWII: The Home Front

3. The United States During WWII: The Home Front

When the United States entered World War II in December 1941, life changed almost overnight for those on the battle front and on the home front. Learn about the war's dramatic and lasting effects on American government, economy and society.

The D-Day Invasion: The Beginning of the End of Nazi Germany

4. The D-Day Invasion: The Beginning of the End of Nazi Germany

Operation Overlord, the invasion of Nazi-occupied Western Europe, began with the D-Day landings on the beaches of Normandy on June 6, 1944, with Hitler's last stand taking place at the Battle of the Bulge. Learn about these and other events that contributed to the end of Nazi Germany.

Hiroshima and Nagasaki: How the Atomic Bomb Changed Warfare During WWII

5. Hiroshima and Nagasaki: How the Atomic Bomb Changed Warfare During WWII

As America and its WWII allies considered invading Japan, the Manhattan Project successfully developed an atomic weapon. Its use on Hiroshima and Nagasaki, Japan, precipitated VJ Day, the end of the Pacific war, on August 14, 1945.

The Yalta Conference and The Potsdam Conference: US Diplomacy & International Politics During World War II

6. The Yalta Conference and The Potsdam Conference: US Diplomacy & International Politics During World War II

Throughout the course of WWII, leaders of many Allied nations met many times to discuss strategy. Then, near the end of the war, two historic conferences shaped the post-war world.

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