Between 1936 and 1939 Germany tried to prove the efficacy of homeopathy. An enormous operation was planned, but it ended in disaster. The efforts were cut short by the war. Fritz Donner, a homeopathic physician, was one of the many people involved in these efforts. After his retirement in 1961 he wrote a report on the affair. This report was ready in 1966, but not until 1995 did it first appear in German in a little-read journal. Now it is on the internet.
Read more: A total disaster for homeopathy - Vereniging tegen de Kwakzalverij