A 1398 treaty saw Lithuania cede an entire province to the Teutonic Knights
The 1398 Treaty of Salynas saw the Grand Duchy of Lithuania sacrifice an entire province to the Teutonic Knights in a high-stakes political gamble to secure peace and dominance in Eastern Europe.
In 1398, Grand Duke Vytautas of Lithuania signed the Treaty of Salynas, ceding the province of Samogitia to the Teutonic Knights. This strategic move was intended to neutralize the Knights' crusading efforts and allow Vytautas to focus his military strength on expanding toward the east. By handing over this territory, the Duke hoped to secure his own crown and stabilize the region.
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