| A | B |
|---|
| catastrophe | disaster |
| cessez-le-feu | cease-fire |
| CICR | ICRC (International Committee of the Red Cross) |
| Clause de Martens | Martens Clause |
| combattant | combatant |
| comité d'internés | internee committee |
| commission internationale d'établissement des faites | international fact finding commission |
| conflit armé | armed conflict |
| conflit armé international | international armed conflict |
| conflit arméinterne | non-international armed conflict |
| conflit arméinterne internationalisé | Internationlaized armed conflict |
| conseiller juridique | legal adviser |
| contrebande de guerre | contraband of war |
| contre-espionnage | counter-espionage |
| contre-guérilla | counter-guerilla warfare |
| convoi escorté | escorted convoy |
| corps de volontaires | voluntary enlistment/troops |
| coutume | custom |
| couvre-feu | curfew |
| crimes de guerre | war crimes |
| Croix-Rouge | Red Cross |
| cruauté | cruelty |
| curiosité publique | public curiosity |
