Obwalden

Obwalden, Halbkanton (demicanton), central Switzerland, formerly part of the canton of Unterwalden. The demicanton is drained by the Sarner River and occupies the western part of former Unterwalden canton. Obwalden means “above the forest” and refers to the great forest of Kerns that divided the two demicantons in the Middle Ages. Obwalden acted independently of Nidwalden in its acquisition, with Uri canton, of the Valle Leventina in 1403 and of Bellinzona in 1419 (losing both...