{"id":1688,"canonical_url":"https://www.kudos365.com/today-in-history/events/1635ce-sep-12--1688","name":"1635 CE, September 12","year":1635,"era":"CE","month":9,"day":12,"url":"https://www.kudos365.com/today-in-history/events/1635ce-sep-12--1688","iso-date":"1635-09-12","precision":"year-month-day","description":"\u003cp\u003eThe Treaty of Stuhmsdorf (Sztumska Wieś) is signed on September 12, 1635, ending the Polish-Swedish War and recognizing Sweden's control over Livonia. It help establish a 26.5-year truce. The agreement was brokered to allow Sweden to focus on the Thirty Years' War.\u003c/p\u003e","additional_details":"","photo":"","created_at":"2025-03-20T06:31:02-07:00","updated_at":"2026-02-12T21:31:00-08:00","breadcrumbs":{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"September History","item":"https://www.kudos365.com/today-in-history/september"},{"@type":"ListItem","position":2,"name":"September 12","item":"https://www.kudos365.com/today-in-history/september-12"}]},"schema":{"@context":"https://schema.org","@type":"Thing","@id":"https://www.kudos365.com/today-in-history/events/1635ce-sep-12--1688#eventK365","name":"1635 CE, September 12","headline":"The Treaty of Stuhmsdorf (Sztumska Wieś) is signed on September 12, 1635, ending the Polish-Swedish War and... - 1635 CE","description":"The Treaty of Stuhmsdorf (Sztumska Wieś) is signed on September 12, 1635, ending the Polish-Swedish War and recognizing Sweden's control over Livonia. It...","url":"https://www.kudos365.com/today-in-history/events/1635ce-sep-12--1688","additionalType":"HistoricalEvent","inLanguage":"en","datePublished":"2025-03-20T06:31:02-07:00","dateModified":"2026-02-12T21:31:00-08:00","publisher":{"@id":"https://www.kudos365.com/#organizationK365"},"temporalCoverage":"1635-09-12","isPartOf":[{"@id":"https://www.kudos365.com/#websiteK365"},{"@type":"CollectionPage","@id":"https://www.kudos365.com/today-in-history/september","name":"What Happened in September History"},{"@type":"CollectionPage","@id":"https://www.kudos365.com/today-in-history/september-12#pageK365","name":"What Happened on September 12"}]}}