Diet of Porvoo
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The Diet of Porvoo, was the summoned legislative assembly to establish the Grand Duchy of Finland in 1809 and the heir of the powers of the Swedish Riksdag of the Estates. The session of the Diet last
The Porvoo Diet is opened by Alexander I
The throne that Alexander I sat on at the Diet of Porvoo is now on display at the National Museum of Finland.
The sovereign's pledge, printed in Finnish
Nikolai I Sovereign's pledge
Riksdag of the Estates
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Riksdag of the Estates was the name used for the Estates of Sweden when they were assembled. Until its dissolution in 1866, the institution was the highest authority in Sweden next to the King. It was
The House of Nobility, seat of the Swedish nobility.