Teutonic Knights and Lithuanian Conflict (1410s)

Timeline

1. 1410Grunwald · Warmia-MasuriaPolish King Władysław II and Lithuanian Grand Duke Vytautas led a coalition army to a crushing defeat of Teutonic Grand Master Ulrich von Jungingen's forces; the Order's elite was wiped out and its eastward expansion suffered a fatal blow.
2. 1411Thorn · Kuyavian-PomeranianThe defeated Teutonic Order ceded Samogitia to Lithuania, released Polish prisoners of war, and promised six years of indemnity payments; the treaty temporarily ended large-scale warfare but left unresolved clauses such as the deadline for returning Samogitia.
3. 1412–1419Samogitia · LithuaniaDisputes over Samogitia's status, the transfer of border castles, and indemnity payments sparked multiple armed clashes and diplomatic negotiations; the Teutonic Order sought intervention from the papacy and Western European nobles to recover lost territories.