Latvia Medal 1883 Riga Hanseatic League 600th Anniversary. By G. Schappan. Averse: Castle gate with lion's head in entrance; crossed keys and cross above on elaborate diapered field. Reverse: Arms of four Hansa cities and palms surround date 1883. Riga was a well-established trading port that was ceded to Peter the Great of Russia in 1710. It became the capital of independent Latvia in 1918. Silver. H.-Cz. 10629. Old patina. Weight approx: 45.84 g. Diameter: 50 mm