France is one of few countries with large military presence in the area, that is the only thing they do more than most other countries.
Edit: And France even directly threatened to use force here. If you only read American news you wouldn't know since they want it to seem like the world is on Irans side here. What we are seeing is that Iran has started buckling to these threats, not that they are giving passage to those who didn't threaten.
> France is advising Bahrain on a draft United Nations Security Council resolution that would authorize the use of force to reopen the Strait of Hormuz and restore global energy flows, according to three diplomats informed of the process.
https://www.politico.eu/article/france-advising-bahrain-un-s...