I te 15 o Pipiri (O.S.) / 25 Pipiri (N.S.) 1656, Charles X Gustav me Frederick William I i whakaoti i tetahi hononga whaimana i roto i te Tiriti o Marienburg i muri i nga nekehanga a Sweden i roto i te Polish-Lithuanian Commonwealth. I whakawhiwhia e Sweden nga rohe o Polani i riro, a ka haere a Frederick William I ki te tautoko i a Charles X Gustav me tana ope hou i te Pakanga o Warsaw
i te 28-30 o Hōngongoi, i tohu ai "te timatanga o te hitori hōia o Prussia".