World War 2 was a group of regional conflicts that interacted with each other. The different wars that made up was the European War, Pacific War, Second Sino-Japanese War, Desert War, and the Atlantic War.
World War 2 started because of Axis aggression. The treaty of Versailles failed to keep peace.The Nazi's were killing most of the Jews. Taking over land was one of the most important reasons.
Legacies of World War 2 were human suffering, criticism, death, more war, divison of a country, and the formation of the United Nations.
Where did ww2 take place-WW2 took place in Eurpoe,East asia,Islands of the pacific ocean.
Whe were involved in WW2-The US,UK,Japan,Germany,and soviet union.The US and UK were allies, and Japan And Germany were our axis.
When was WW2-WW2 started in 1937when japan invaded china and it ended in 1952.