Outline of WW2_Participants
- World War II by country
- Allies of World War II
- Military history of the United Kingdom during World War II
- Eastern Front (World War II)
- Military history of France during World War II
- Free France
- Military history of the United States during World War II
- Military history of Canada during World War II
- Military history of Australia during World War II
- Military history of New Zealand during World War II
- Axis powers
- Nazi Germany
- Glossary of Nazi Germany
- Kingdom of Italy
- Empire of Japan