Treaty of Sztumska Wieś
...that the 1635 Treaty of Sztumska Wieś between the Polish-Lithuanian Commonwealth and Sweden was of much interest to contemporary European diplomacy?
...that the <a href="./1635" id="mwAVw" rel="mw:WikiLink" title="1635">1635</a> <b id="mwAV0"><a class="mw-redirect" href="./Treaty_of_Sztumska_Wieś" id="mwAV4" rel="mw:WikiLink" title="Treaty of Sztumska Wieś">Treaty of Sztumska Wieś</a></b> between the <a class="mw-redirect" href="./Polish-Lithuanian_Commonwealth" id="mwAV8" rel="mw:WikiLink" title="Polish-Lithuanian Commonwealth">Polish-Lithuanian Commonwealth</a> and <a href="./Sweden" id="mwAWA" rel="mw:WikiLink" title="Sweden">Sweden</a> was of much interest to contemporary <a href="./Europe" id="mwAWE" rel="mw:WikiLink" title="Europe">European</a> <a href="./Diplomacy" id="mwAWI" rel="mw:WikiLink" title="Diplomacy">diplomacy</a>?