---
title: World War II Overview
slug: adrian
docTags: 
createdAt: 2026-02-27T11:01:18.665Z
---

# World War II Overview

World War II (WWII or WW2) was a global war that lasted from 1939 to 1945, involving the majority of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis. [www.google.ro](https://www.google.ro)

## Key Events

- **1939**: Germany invades Poland, marking the beginning of the war.
- **1941**: The United States enters the war after the Japanese attack on Pearl Harbor.
- **1944**: D-Day, the Allied invasion of Normandy.
- **1945**: Germany surrenders in May; Japan surrenders in September after the atomic bombings of Hiroshima and Nagasaki.

## Major Participants

- **Allies**: United States, Soviet Union, United Kingdom, China, and others.
- **Axis**: Germany, Japan, Italy, and others.

## Outcomes

- The war resulted in significant geopolitical changes, including the emergence of the United States and the Soviet Union as superpowers and the beginning of the Cold War.
- The United Nations was established to foster international co-operation and prevent future conflicts.

This document provides a brief overview of World War II, highlighting key events, participants, and outcomes.