This article focuses on US military GPS tests in US and airline safety mainly, but does mention similar tests happening in Europe and China. Regarding these lat

This article focuses on US military GPS tests in US and airline safety mainly, but does mention similar tests happening in Europe and China. Regarding these latter it does not name who is doing the jamming. https://spectrum.ieee.org/faa-files-reveal-a-surprising-threat-to-airline-safety-the-us-militarys-gps-tests https://spectrum.ieee.org/faa-files-reveal-a-surprising-thre...