A project by
| Title | Date | Legal form | Policy area | Voting result | Yes share | Turnout | Details |
|---|---|---|---|---|---|---|---|
| Initiative für den UNO-Beitritt | 03.03.2002 | Popular initiative | Foreign policy | Accepted | 54.61% | 58.43% | Details |
| UNO-Blauhelme | 12.06.1994 | Optional referendum | Foreign policy, Security policy |
Rejected | 42.77% | 46.78% | Details |
| Gesetz über die Mitwirkung an den Institutionen von Bretton Woods | 17.05.1992 | Optional referendum | Foreign policy | Accepted | 56.42% | 38.80% | Details |
| Beitritt zu den Institutionen von Bretton Woods | 17.05.1992 | Optional referendum | Foreign policy | Accepted | 55.84% | 38.80% | Details |
| UNO-Beitritt | 16.03.1986 | Mandatory referendum | Foreign policy | Rejected | 24.33% | 50.71% | Details |
| Beitritt zum Völkerbund | 16.05.1920 | Mandatory referendum | Foreign policy | Accepted | 56.29% | 77.47% | Details |