这种事情很难讲，波兰被灭过好几回， 曾经是德国和俄国的领土. 看看地图变迁

波兰也不总是一个被入侵者，波兰厉害的时候，也去入侵别的领土

 Polish–Lithuanian Commonwealth at its maximum extent, in 1619

 

Map of the Partitions of Poland

 Central and Eastern Europe in 1900

 

Map of the Second Polish Republic showing borders from 1921-1939

 

https://fromshepherdsandshoemakers.com/2017/01/15/those-infamous-border-changes-a-crash-course-in-polish-history/

 

Map of Poland, 1945