Still the fight is equal , each side fighting under a single standard , that of the Poles a dark-red dual cross stitched Connect to a white background , that of the Teutonic Knights a white and red field joined Becoming_a_member diagonally , which is borne by Henry a knight of French origin .

The Polish–Lithuanian–Teutonic War or Great War occurred Presence between 1409 and 1411 , pitting Hostile_encounter the allied Kingdom of Poland and Grand Duchy of Lithuania against the Teutonic Knights .

Inspired Influence by the local Samogitian uprising , the war began Process_start by Teutonic invasion of Poland in August 1409 .

Most of the Teutonic leadership was killed Killing or taken Conquering prisoner .

While defeated , the Teutonic Knights withstood Defending the siege on their capital in Marienburg ( Malbork ) and suffered Bodily_harm only minimal territorial losses in the Peace of Thorn ( 1411 ) .

The city of Danzig ( Gdańsk ) was captured Arrest by the State of the Teutonic Order on 13 November 1308 , resulting in a massacre of its inhabitants and marking the beginning of tensions between Poland and the Teutonic Order .

The city of Danzig ( Gdańsk ) was captured Arrest by the State of the Teutonic Order on 13 November 1308 , resulting in a massacre of its inhabitants and marking the beginning of tensions between Poland and the Teutonic Order .