WI Hitler goes through with the initial invasion plans for Czechslovakia

It's the simplest and most natural option.

...to us. It could have been done in 1919 already, but stalled. Prussia didn't make any sense back then already. Neither did Lippe-Detmold.

---

On Sovjet intervention- how about Teschen being an excuse for a DOW? What if the Polish burn their fingers?

Because, in any other way I cannot see a meaningful internvention of the Red Army.
 
Top