Hambach Festival, 27 May to 30 May 1832 at Hambach Castle in present-day Rhineland-Palatinate, Germany. (German national democratic festival and rally in support of German unity, freedom and democracy during the Vormärz era). German flag (black-red-gold), carried to Hambach castle on 27 May 1832. (Original measurements 1.48 × 2.50 m.). Heimatmuseum, Neustadt an der Weinstraße, Germany.