Mezue ahịrịokwu na-esonụ: Cossack Khmelnytsky Uprising nke 1648<unk>1657 kpochapụrụ mpaghara ndịda ọwụwa anyanwụ nke okpueze Polish; mmetụta ya ogologo oge bụ ọdachi maka Commonwealth. Onye nnọchiteanya mbụ jiri "liberum veto" (ngwaọrụ ndị omeiwu nke nyere onye ọ bụla so na Sejm ohere ikpochapu nnọkọ na-aga n'ihu ozugbo) na 1652. Omume a ga-emecha mee ka ọchịchị etiti Poland gharazie isi ike. Ná Nkwekọrịta nke Pereyaslav (1654), ndị nnupụisi Ukraine kwupụtara na ha bụ ndị nọ n'okpuru Eze Russia. Agha Ugwu nke Abụọ kpụ ọkụ n'ọnụ n'ala ndị Poland n'afọ 1655 <unk> 1660; ọ gụnyere mwakpo obi ọjọọ na mbibi nke Poland nke a na-akpọ Agha Northern.
Iju Mmiri Sweden. Agha ahụ biri n'afọ 1660 site n'Agbụgba Ndụ Oliva, bụ́ nke mere ka Poland ghara inwetakwu ụfọdụ ala ndị dị n'ebe ugwu. Na 1657, Nkwekọrịta nke Bromberg mere ka Duchy nke Prussia nwere onwe ya. Ndị agha Commonwealth mere nke ọma n'agha Russo-Polish (1654<unk>1667), mana nsonaazụ njedebe bụ nkewa nke Ukraine n'etiti Poland na Russia, dị ka nkwekọrịta nke Truce nke Andrusovo (1667). Ka ọ na-erule ngwụsị nke agha ahụ, nnupụisi nke ndị Lubomirski, bụ isi nnupụisi nke ndị isi megide eze, mere ka obodo ahụ gharazie isi ike ma daa mbà. Nnukwu ndị ohu ndị Crimean Tatars na-ebugharị nwekwara mmetụta na-emerụ ahụ n'ụzọ dị ukwuu n'akụnụba Poland. "Merkuriusz Polski", akwụkwọ akụkọ mbụ nke Poland, e bipụtara na 1661.