Mezue nkebi ahịrịokwu a: N'afọ 1655, Karl nke Iri Gustav nke Sweden wakporo ebe ọdịda anyanwụ Poland na Lithuania ma weghara ya, ebe ọwụwa anyanwụ ya bụzi nke Russia weghaara. Ọganihu ngwa ngwa ndị Sweden mere ka a mara na Poland dị ka
Iju Mmiri Sweden. Nnukwu Duchy nke Lithuania ghọrọ alaeze Sweden, ndị agha Polish-Lithuanian nyere onwe ha na eze Polish John II Casimir Vasa gbagara ndị Habsburgs. Frederick William, Elector nke Brandenburg na Duke nke Prussia na mbụ kwadoro ala na Royal Prussia, mana ya na Sweden jikọrọ aka iji nweta Duchy nke Prussia dị ka alaeze Sweden. N'iji mmetụta okpukpe ndị e merụrụ ahụ nke ndị Roman Katọlik nọ n'okpuru ọchịchị Protestant mee ihe ma hazie ndị ndú ndị agha Polish-Lithuanian na Tyszowce Confederation, John II Casimir Vasa jisiri ike nwetaghachi ala na 1656. Russia jiri ọghọm nke Sweden, kwupụta agha megide Sweden ma banye na Lithuania na Swedish Livonia.