berg , ▁returned ▁into ▁Pr uss ia ▁after ▁just ▁ 1 6 ▁days ▁of ▁campaign . ▁The ▁kn ights ▁did ▁not ▁believe ▁that ▁the ▁Order , ▁still ▁recover ing ▁from ▁the ▁defeat ▁in ▁the ▁Battle ▁of ▁Gr un wald ▁in ▁ 1 4 1 0 , ▁was ▁ready ▁for ▁another ▁war ▁with ▁Poland . ▁Kü ch meister ▁de posed ▁von ▁Pla uen ▁and ▁became ▁the ▁Grand ▁Master . ▁He ▁attempted ▁to ▁re open ▁the ▁negoti ations ▁with ▁Poland ▁in ▁May ▁ 1 4 1 4 . ▁As ▁King ▁J og ail a ▁demanded ▁to ▁re inst ate ▁von ▁Pla uen ▁and ▁refused ▁any ▁attempts ▁at ▁a ▁comprom ise , ▁the ▁tal ks ▁broke ▁down . ▁ ▁The ▁war ▁In ▁the ▁summer ▁of ▁ 1 4 1 4 , ▁arm ies ▁of ▁King ▁J og ail a ▁and ▁Grand ▁Duke ▁V y ta ut as ▁inv aded ▁Pr uss ia , ▁ruled ▁by ▁the ▁mon astic ▁state . ▁They ▁advanced ▁through ▁O ster ode ▁( O str ó da ) ▁into ▁W arm ia , ▁pl und ering ▁villages ▁and ▁burning ▁cro ps . ▁The ▁Te ut onic ▁Kn ights ▁chose ▁to ▁concent rate ▁their ▁def ensive ▁efforts ▁in ▁C ul mer land ▁( Che ł m no ▁Land ). ▁The ▁Kn ights ▁remained ▁in ▁their ▁cast les ▁and ▁refused ▁an ▁open ▁battle ▁after ▁real izing ▁the ▁superior ity ▁of ▁Polish ▁and ▁Lith uan ian ▁forces ▁in ▁a ▁potential ▁pitch ed ▁battle . ▁Kü ch meister ▁deployed ▁sc orch ed ▁earth ▁tact ics ▁hoping