Предатель всей хорошей России! Вы будете найдены!

What does this mean? I found a translator and you make no sense:

I think, you nazi. I with you of words. Мудак.

I don’t understand crazy talk. I suggest you learn English or get out my country.

I received some information from an informant of mine that you are an immigrant. I hope you are legal.

Are you my long lost newphew Robby? There is a strong family resemblance. Please Robby is there any sign of my dear boy and your cousin Bobby?