And where exactly did you get this information from?
Precisely the same place where you got yours from. The difference is that you were quoting from an article which has a Polish name (en.wikipedia.org/wiki/Zaolzie, hugely impartial, eh?) while I was taking info from the one about Polish-Czechoslovak border conflicts.
I will be happy to substantiate the above with a quote from Norman Davies in addition to the one I have provided above.
Yes, please do give us a quote from a man who writes about the London Victory parade and gets the year wrong and who makes up the location of archives he claims to have researched.
Poles were making war preparations in the east
Poles were actually at war: with the people who became their allies and were later sold to the USSR. No wonder you like to claim it was the Soviets that they were fighting!
Czechs decided to invade Poland
Both sides had agreed a treaty: Poland broke it first and then broke it again.
withholding access to the Hungarian cavalry.
As a general rule, when you invade people's countries they are not disposed to help you in any way.