Infamous is absolut understated!
He has been something MORE...one of the most rotten but highly intelligent (IQ 138) characters of that era.

Horrible, mad, dependent on morphine and ...is it fascinating(?), no I don't think, but something similar.

Citation (google translator):

"Naturally, the common people do not want war [...] But in the end it is the leaders of a country that determine the policy and it is always easy to bring the people to join in, whether it's a democracy, a fascist dictatorship to be a Parliament or a Communist dictatorship. [...] it's very simple. it takes nothing to do but to tell the people, they are being attacked, and accuse the pacifists for lack of patriotism and to assert that they were bringing the country in danger. This method works in any country. " Books.google interview with Gustave Gilbert in the prison cell, April 18, 1946, Nuremberg Diary S.270 -

"If even one enemy plane flies over our Reich, I want hot Meier!"

Soon he was called Meier...
or 'Lametta (tinsel) Heini' or 'gold pheasant'.

wikipedia

wikipedia de