Bloody awesome cards, changed the speed of our last game :)
Just one note on the Soviet Union Card, the Mongoian-Soviet defensive pact should read (for 2nd edition):
“If the Soviet Union attacks Korea or any Japan-controlled territory bordering these Mongolian
territories while Mongolia is still a strict neutral, Mongolia will remain neutral and not ally itself with the Soviet Union.
In all other respects and for all other purposes, the Mongolian territories are treated as any other strict neutral territory.”
The card is missing the reference to Korea (the ones I have printed do anyway). The above is copied and pasted from 2nd edition book.