The German federal authorities have dedicated the country's entire C-band (or frequencies from 3.4 to 3.8 GHz) to the provision of 5G. This move is being applauded as it may result in more efficient deployment of the new mobile-data standard; on the other hand, there are those that see it as a governmental cash-grab.
https://www.notebookcheck.net/German-government-assigns-entire-radio-band-to-5G.364046.0.html