As elsewhere in Europe , Switzerland suffered a crisis in the middle of the century , triggered by the Black Death followed by social upheaval and moral panics , often directed against the Jews as in the Basel massacre of 1349 . To this was added the catastrophic 1356 Basel earthquake which devastated a wide region , and the city of Basel was destroyed almost completely in the ensuing fire
1356 Basel earthquake
1356 Basel earthquake
Early history of Switzerland