Dee ihe na-aga n'ihu maka paragraf a - N'afọ 1627 n'oge Agha Afọ Iri Atọ, e wughachiri obodo ahụ mgbe ọkụ gbagburu ya. Mgbe ndị Pomeranian dukes nwụrụ na 1637 Bytów kwụsịrị ịbụ alaeze Polish wee bụrụ nke Poland na-achị, na-achịkwa akụkụ nke Pomeranian Voivodeship. Mgbe ahụ ndị isi obodo nwetara ikike nha anya na ndị isi nke Polish-Lithuanian Commonwealth dum. Bytów bụ Lębork, nke mepụtara ngwa ngwa ma bụrụ ebe obibi nke ndị isi obodo. N'afọ 1651, esemokwu bilitere n'etiti ndị isi obodo na onye isi obodo Jakub Wejher, gbasara ụtụ isi na-akwụghị ụgwọ. Iji nweta onye ibe megide Sweden n'oge Iju Mmiri
Na 1657, Eze John II Casimir nke Poland nyere Lauenburg na Bütow Land ka Margrave Frederick William nke Brandenburg-Prussia dị ka ihe nketa nketa na Treaty nke Bydgoszcz. Ọ bụ ezie na Poland ka na-achị onwe ya, Brandenburg na, mgbe 1701 gasịrị, Alaeze Prussia na-achị obodo ahụ. Brandenburg tinyere ụtụ isi ka ukwuu iji kwụọ ụgwọ o ji mgbe Agha Afọ Iri Atọ ahụ gasịrị. N'ime narị afọ nke 18, obodo ahụ tara ahụhụ n'ihi ọkụ na ọrịa na-efe efe.