Interestingly, Microsoft has been trying to get ahead of this for a couple of years now with their National Partner Clouds program [0], which they describe as:

> designed for scenarios where full ownership and operational independence from Microsoft is required

In France's case, Capgemini and Orange have a joint venture to operate datacenters that Microsoft runs Azure and Office on top of [1]. Moving away from Windows and Teams would still reduce their dependence on Microsoft substantially. But if the core goal is to reduce dependence on non-European suppliers, I would be wary of the French government buying services from "Bleu" when it's mainly Microsoft and a couple of consultancies in a trenchcoat.

[0] https://learn.microsoft.com/en-us/azure/azure-sovereign-clou...

[1] https://www.capgemini.com/news/press-releases/capgemini-and-...