Since you are new to Hacker News, I suggest you read the HN Guideline before you take on any further historical book [1].
Furthermore, your response doesn't support anything at all but only steer conversation off to a different course.
As you can rewind, I was merely responding to previous post not to equal Nazism with violence, just like you can't equal Muslim religion with violence. In that context, I couldn't care less about some historical book. I assume in your country you have access to Amazon, so go ahead dive in their books section. You welcome!
Where do you have this from? From a computer game or a movie? From a gumball machine?
Read this book.
https://www.goodreads.com/book/show/65458.Defying_Hitler