After the breakdown of the Bohemian Revolt the residents of Silesia, including the Polish gentry in Upper Silesia, were subjected to severe repressions and Counter-Reformational activities, including forced expulsions of thousands of Silesians, many of whom ended up in Poland.
波西米亚起义失败后，西里西亚居民，包括上西里西亚的波兰乡绅，都遭到了严厉镇压与反宗教改革活动对其的打压，其中包括对数千西里西亚人的流放，这数千人中很多最终定居在波兰。