A Farewell To Arms is about as positive as Hemingway is going to get. Frederic Henry is the American protagonist wounded while serving as an ambulance driver. A lieutenant in the Italian army, he lets us see World War I through his eyes.
I actually read this novella a few years back, in preparation for teaching it to my ninth grade students. I have an Audible version, narrated by the great Donald Sutherland, may he rest in peace.
Ken Burns and Lynn Novick once again give us compelling entry into one of the makers of the American century in the documentary Hemingway. The writer Ernest Hemingway lived alongside the avatar of the same, through some of the most consequential times in history.