World War II


The Second World War was one of the biggest (if not the biggest) conflict between nations that humanity has ever seen, which caused many deaths and caused a lot of trauma in our society, in addition to bringing many inventions and innovations!


This Web quest is intended to serve as a summary of the war and analyze the complexity of the entire world war and its impacts.





Brief summary of the Second World War and its impacts:

World War II was a global conflict that took place between 1939 and 1945, involving most of the world's nations, including all major powers, organized into two opposing military alliances: the Allies and the Axis.

Main causes:

Treaty of Versailles: The conditions imposed on Germany after World War I created instability and resentment.
Rise of Adolf Hitler: The German leader sought to expand German territory and promote Aryan supremacy.
Invasion of Poland (1939): Nazi Germany invaded Poland, marking the official start of the war.
Main Phases:

War in Europe (1939-1940): The German Blitzkrieg resulted in the rapid conquest of several European countries.
Battle of Britain (1940-1941): British aviation resisted German air attacks, preventing an invasion.
Operation Barbarossa (1941): Germany invaded the Soviet Union, triggering the largest eastern front of the war.
US Entry (1941): The Japanese attack on Pearl Harbor prompted the US to enter the war.
Pacific Front: Conflicts between Allied and Axis forces in the Pacific Theater.
Normandy Landings (D-Day - 1944): The Allies launched a major invasion of German-occupied France.
End of the Third Reich (1945): Fall of Berlin and Hitler's suicide.

Atomic bombs: The target was Hiroshima, a Japanese city with 256 thousand inhabitants. At 8:15 am on August 6, 1945, the bomb called Little Boy, with 72 kilos of uranium 235, was dropped on the city, more than 10 thousand meters high. It took 43 seconds to explode.
This article recalls what happened 70 years ago, after the Americans dropped the Little Boy and Fat Man atomic bombs, respectively, on the Japanese cities of Hiroshima and Nagasaki. Briefly discusses nuclear energy and the Manhattan Project, which developed and produced these bombs and their characteristics.


Holocaust: The systematic genocide of Jews and other minority groups by the Nazis.
Destruction and human losses: The war resulted in millions of deaths and injuries, in addition to enormous material damage.
Formation of the UN: Created to promote international cooperation and prevent future conflicts.
Cold War: Emergence of a rivalry between the United States and the Soviet Union, leading to decades of geopolitical tensions.
The Second World War had a significant impact on world history, shaping the course of events in the 20th century and influencing international relations to this day.



The Second World War was one of the most terrible and deadly conflicts in history, directly following the First World War. Countries in Europe and their colonies were involved in a brutal struggle between the Axis and Allied powers. The war began in 1939 and ended in 1945, and resulted in the deaths of millions of people and destruction in many parts of the world.

While the reasons for the war are complex and multifaceted, the truth is that the Second World War led to a series of political, social, and technological changes in the countries involved. The Second World War was a crucial moment in human history, with many lessons to be learned to ensure peace and stability worldwide.



After completing this task, students will be able to explain in detail the main impacts that World War II had on the world then and on the world today.

This lesson allowed you to read and see the causes and lasting impacts that World War II had on our world.