| Type | Union treaty |
|---|---|
| Context | Kalmar Union |
| Signed | 25 September 1397 |
| Location | Kalmar, Sweden |
| Expiration | 6 June 1523 |
| Parties |
The Treaty of Kalmar (1397–1523) was a treaty that united the three Scandinavian kingdoms of Sweden, Denmark and Norway. It was signed on 25 September 1397 between representatives of the three kingdoms and established the Kalmar Union where all three realms were ruled by one monarch. The treaty did not unite the different legal structures of each kingdom. The agreement was broken when Gustav I of Sweden left the Kalmar Union on 6 June 1523.
See also
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