I am not referring to cavalry charge against tanks myth here, that actually happened at the end as an act of desperation, like Spanish wood ships sacrificing th

I am not referring to cavalry charge against tanks myth here, that actually happened at the end as an act of desperation, like Spanish wood ships sacrificing themselves against US iron ones. I am talking about power imbalance that made Poland completely obliterated by Germany and URSS within four weeks. That Poland was "eaten or breakfast" because it was not prepared was a fact. Poland had not the industry to face Germany in a different type of war.