"The book in question is The Total Rush – or, to use its superior English title, Blitzed – which reveals the astonishing and hitherto largely untold story of the Third Reich’s relationship with drugs"

TG:

including cocaine, heroin, morphine and, above all, methamphetamines (aka crystal meth), and of their effect . . . on the Wehrmacht’s successful invasion of France in 1940

...

It was during this period that Hitler’s inner circle established an image of him as an unassailable figure who was willing to work tirelessly on behalf of his country, and who would permit no toxins – not even coffee – to enter his body.

...

Drug use also began to be associated with Jews. The Nazi party’s office of racial purity claimed that the Jewish character was essentially drug-dependent.