This could be difficult to understand but in Poland due to the history there is sentiment that country was betrayed or abandoned, not helped by allies at the st

This could be difficult to understand but in Poland due to the history there is sentiment that country was betrayed or abandoned, not helped by allies at the start of WWII by Britain, France. Of course it's not certainty as you wrote but the thought at the back of the head about history repeating itself and possibility of being considered as just the buffer zone and potential battle ground for western europe countries is there for many people - and that's why in addition to having borders with countries at war Poland may be perceived as treading twice as carefully in this situation.