Zurich
Treaties
| Signed on | In force on | Title |
|---|---|---|
| 20 May 1815 | 27 June 1815 | Treaty of Accession of Switzerland to the Treaty of Alliance of 25 March 1815 |
| Signed on | In force on | Title |
|---|---|---|
| 20 May 1815 | 27 June 1815 | Treaty of Accession of Switzerland to the Treaty of Alliance of 25 March 1815 |