...with the #Poles to defend them if [#Nazi] #Germany invaded [them]. 👉#Hitler did not think #Britain would go to war over Poland, having failed to do so over #Czechoslovakia.👈 He sent his soldiers into Poland in September 1939. Two days later, Britain declared war on Germany."
And there is a sixth lesson to be learned: an unjust peace, even if only viewed by a large majority of one of the former combatants, will not...