On this page about Diet of Porvoo:
The Diet of Porvoo (Finnish Porvoon maapäivät, or (somewhat erroneously) Porvoon valtiopäivät ; Swedish Borgå Landtdag), 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.
Finland by Russian armies in 1808 Sweden had to cede Finland to Russia. The Diet of Porvoo in 1809 was a... Riverside storage buildings in Old Porvoo Porvoo , or Borgå in Swedish, is a municipality of... east of Helsinki. A river called Porvoonjoki, (Porvoon = Porvoo's, joki = river) or Borgå in Swedish...
as the President of the United States March 29 - At the Diet of Porvoo, Finland's four Estates... in science 1809 in music 1809 in sports List of state leaders in 1809 List of religious leaders in 1809 Events January 16 - Peninsular War: The British defeat the French at the Battle of Corunna...