French naval expansion without the First World War

Without the First World War, when could France finish its naval programme and when would Britain become concerned?

Completion is estimated around 1923, with British concern around 1920 as Russian construction also accelerated.

Without the First World War, the French prewar naval programme is estimated to reach completion around 1923. British concern is placed around 1920, as Russian construction also gathered pace. Britain's reaction is linked to the combined strategic picture. Continued growth could strain the Anglo-French relationship in this counterfactual.