Poland and other nations should be carefull with handling of imigration, as history shows. https://en.wikipedia.org/wiki/1938_expulsion_of_Polish_Jews_from_Ger

Poland and other nations should be carefull with handling of imigration, as history shows. https://en.wikipedia.org/wiki/1938_expulsion_of_Polish_Jews_from_Germany https://en.wikipedia.org/wiki/1938_expulsion_of_Polish_Jews_... https://en.wikipedia.org/wiki/Emigration_of_Jews_from_Nazi_Germany_and_German-occupied_Europe https://en.wikipedia.org/wiki/Emigration_of_Jews_from_Nazi_G...