Expeditionary Force
- 1st Expeditionary Force (Ottoman Empire)
- 5th Expeditionary Force (Ottoman Empire)
- Al Jahra Force
- American Expeditionary Forces
- Arab–Israeli conflict
- Australian Naval and Military Expeditionary Force
- Brazilian Expeditionary Force
- British Expeditionary Force (World War I)
- British Expeditionary Force (World War II)
- Canadian Expeditionary Force
- China Expeditionary Army
- Chinese Expeditionary Force
- Combined Joint Expeditionary Force
- Corps expeditionnaire d'Orient
- Craig Alanson
- Egyptian Expeditionary Force
- Expeditionary warfare
- First Australian Imperial Force
- French Far East Expeditionary Corps
- Greek Expeditionary Force (Korea)
- Hejaz Expeditionary Force
- Indian Expeditionary Force
- Italian Expeditionary Corps in China
- Italian Expeditionary Corps in Russia
- Italian Expeditionary Force
- Joint Expeditionary Force
- Marine expeditionary force
- Mediterranean Expeditionary Force
- Military history of New Zealand in World War I
- New Zealand Expeditionary Force
- Philippine Expeditionary Forces to Korea
- Polar Bear Expedition
- Portuguese Expeditionary Corps
- Russian Expeditionary Force in France
- Second Australian Imperial Force
- War of the Pacific