The historic town hall of Osnabrück, Germany was built in the late Gothic style from 1487 to 1512. It is one of Osnabrück's most important buildings and emblems and continues to be used as the city's town hall today. The Treaty of Westphalia was negotiated and signed by the combatants of the Thirty Years’ War at the town halls of Osnabrück and Münster in 1648.