How would the post war years turn out if FDR lives or is healthy? Let’s say he never gets polio and everything until his death goes as otl or he somehow makes a full recovery from polio. How he lives or recovers isn’t important. He just somehow does. What impact does this have in Europe and the greater? How does the US move forward after the war? How to foreign relations develop? How does this effect the US as a superpower? How will things develop between the USSR and the US?