The French Navy's First World War service

The French Navy served actively in the First World War through operations in the Bay of Biscay and English Channel, convoy work, the Mediterranean campaign, and support for the Gallipoli effort. France operated behind the much larger Royal Navy while also carrying the burden of major land borders and an army-centred defence problem. That wartime hierarchy helps explain why French naval claims entered the interwar debate with less political weight. In Britain, sea and air approaches could reinforce one another as a defence-in-depth argument, which sometimes left the army politically outmanoeuvred. The contrast explains the French Navy's limited interwar political weight while preserving the importance of its wartime service.