On one side were the Axis Powers, including Germany, Italy and Japan. Over twenty-seven countries were mentioned as the Allied and Associated Powers in the Treaty of Versailles. Just like World War 1, World War 2 started in Europe with the German invasion of Poland on September 1, 1939, which is traditionally viewed as the beginning of war. Which countries were involved in WW2? Answer More than 80 million troops were mobilised for WWII, and between 50 and 60 million people (military and civilians) died. Most of the world's countries, including all the great powers, ... in which many countries were turned into Communist states. ... Who was involved in World War 2? On the other side were the Allies. On one side were the Axis Powers, including Germany, Italy and Japan. Who was involved in the First World War? Which countries were involved in World War II? Countries in the Second World War ... Second World War, World War 2. On the other side were the Allies. How many World War 2 was fought between two groups of countries. They included Britain, France, Australia, Canada, New Zealand, India, the Soviet Union, China and the United States of America. What were the two sides in World War Two? Though there were neutral countries, like Switzerland, nearly all were involved in some way. The top resource for World World 2 information on the Internet. Countries in the Second World War ... Second World War, World War 2. When was WW2? List of countries that were involved in World War 2 on the side of the Allies or Axis powers including the list of countries that officially remained neutral. How many countries were involved in world war 2? About 50 nations were in the war, but basically the whole world was involved. ... a world war because most countries were involved to some ... What countries took part in World War 2 A: During World War II, the United States, Great Britain and the Soviet Union were the main powers that fought on the Allied side against the Axis powers of Germany, Japan and Italy. World War 2 was fought between two groups of countries. What countries were involved in the Crusades? Updated Nov 13. World War 2 was fought between two groups of countries. Follow ... What countries were involved in World War 2? What Countries Were Involved In The Cold War The Cold War was mainly between the United States and the Soviet Union. Welcome to History Answers. Though there were neutral countries, like Switzerland, nearly all were involved in some way. The main Allies were the British Empire, France, the About 50 nations were in the war, but basically the whole world was involved. On one side were the Axis Powers, including Germany, Italy and Japan. Which countries were involved in World War II? Who won WW2? Which countries fought in World War II? Below is a list of the countries that fought in the war and the side they were on. Kelly La Rue, Veteran. Which countries were involved in World War Two; When was World War 2? The main Allies were the British Empire, France, the Soviet Union (1941), the United States (1941), and China.