July 8, 1343
Treaty of Kalisz
The Treaty of Kalisz, signed on July 8, 1343, was a groundbreaking peace treaty between the Kingdom of Poland and the Teutonic Order. Under its terms, Poland regained Kuyavia and Dobrzyń Land, while the Teutonic Knights retained Pomerelia (Gdańsk Pomerania). The treaty ended a period of prolonged conflicts and established new principles of coexistence between the two states.
