The victory reshaped peace negotiations

In this interpretation, the Saintes restored British leverage after Yorktown. American negotiators had reason to hope that military momentum might support demands extending beyond independence. Once the allied naval position weakened, ambitions involving Canada, Newfoundland, and other British possessions became harder to sustain. Britain could concede the thirteen colonies while resisting a much wider territorial settlement. The battle therefore mattered diplomatically even though Americans had not fought in it.