The Question and Answer section for Casablanca is a great resource to ask questions, find answers, and discuss the novel.
Rick is rather a noir type of character. He is a man of the world who has seen so much crime and shady dealings. He runs his Cafe with this knowledge and does his best to keep out corruption or, at the very least, control what goes on in his bar....
I'm sorry, this is a short-answer question forum. We do not write student essays.
Rick's Cafe is owned by an American, and thus, is set up to welcome Americans in a foreign city.