Did the Allies Win, or Did the Axis Lose, the Second World War?

Did the Allies win, or did the Axis lose the Second World War?

Discuss not only the apparent victory but also the real situation of the countries that participated in the war after the Second World War. For example, Britain invested a lot of resources in the war, resulting in a domestic economic crisis and the gradual loss of its former overseas colonies; Japan’s native economy recovered rapidly due to the support it received from the United States after the war, etc.