The May 1946 Zürich Pact mutually looks after Europe's neutral nations' (Andorra, the Vatican City, Liechtenstein, Ireland, Switzerland and Sweden) trading relations and defence issues with the Axis Powers, USSR and Alied Powers.
| Nation. | Year of joining. | Year of leaving. |
|---|---|---|
| Andorra | 1946.3 | - |
| Switzerland | " | - |
| Sweden | " | - |
| The Vatican City | " | - |
| Liechtenstine | " | - |
| Ireland | " | - |