France’s Health Data Hub just jumped ship from Microsoft Azure to Scaleway’s sovereign cloud. Governments across Europe are following suit, swapping out U.S. software for homegrown alternatives. But the transition? Far from smooth. The push stems from hard realities. The U.S. CLOUD Act, passed in 2018, lets American firms hand over data stored anywhere to law enforcement—undermining promises of security on European servers. Add Trump’s return to the White House, with threats like seizing Greenland and weaponizing sanctions, and Europe’s leaders see vulnerability everywhere. Data on sensitive topics, from health records to military plans, suddenly feels exposed. As one French tech voice put it in TechCrunch , “If the government doesn’t lead by example, how can you expect large private companies to follow?” France leads the charge. It’s ditching Windows for Linux in public administration. Microsoft Office 365? Out. LibreOffice in. Tools like Teams and Zoom? Replaced by in-house Visio.…