This is a damn interesting question, so I’ll give you my two cents. Let’s say that instead Hitler’s National Socialists taking control of Germany, a charismatic, nationalistic general seize control of the state. Now if this general wanted to bring all of the German speaking peoples under control, he would probably use the same tactics that Hitler did to gain control of Austria and the Sudetenlands. Now at this point, War is still up in the air. The annexation of the remainder of Czechoslovakia was what made conflict between the allies and Germany unavoidable, with Britain guaranteeing the independence of Poland (Parker 322).
Now let’s assume that things remain the same as in our timeline up until the invasion of Poland. I believe that