King Casimir received Jewish refugees from Germany in 1349, which assisted the acceleration of a Jewish expansion in Poland that was to continue until World War II.
国王卡齐米日三世在1349年接受来自德意志的犹太人难民， 帮助加快犹太人在波兰的繁衍，这一过程直到第二次世界大战为止。