Riksdag of the Estates between the monarch and the Riksdag of the Estates, and after 1866 between the monarch and the new Riksdag. In 1866 all the Estates voted in favor of dissolution and at the same time to constitute a new assembly, "Sveriges Riksdag". The four former estates were abolished. The House of Nobility () remains as a quasi-official representation of the Swedish nobility. The modern Centre Party which grew out of the Swedish farmers' movement, could be construed as a modern representation with a traditional bond to the Estate of the Peasants. Following the Finnish War in 1809, Sweden ceded its eastmost
Riksdag Estonian Riigikogu, as well as the historical German "Reichstag" and the Danish "Rigsdagen". In Swedish use, "riksdagen" is usually uncapitalized. "Riksdag" derives from the genitive of "rike", referring to royal power, and "dag", meaning diet or conference; the German word "Reichstag" and the Danish "Rigsdag" are cognate. The "Oxford English Dictionary" traces English use of the term "Riksdag" in reference to the Swedish assembly back to 1855. The roots of the modern Riksdag can be found in a 1435 meeting of the Swedish nobility in the city of Arboga. This informal organization was modified in 1527 by the first modern