Riksdag Riksdag of the Estates, by tradition thought to have first assembled in Arboga in 1435, and in 1866 following reforms of the 1809 Instrument of Government that body was transformed into a bicameral legislature with an upper chamber () and a lower chamber (). The most recent general election was held on 9 September 2018. The Swedish word "riksdag", in definite form "riksdagen", is a general term for "parliament" or "assembly", but it is typically only used for Sweden's legislature and certain related institutions. In addition to Sweden's parliament, it is also used for the Parliament of Finland and the
History of the Riksdag there were new requirements on income or wealth, i.e. census suffrage. Despite the fundamental change in the principles of representation, the social composition of the Riksdag did not alter by much, and the system of government had not changed. Under the Constitution of 1809 the Riksdag still divided the powers of government with the King. From the second half of the 19th century, when the Riksdag was founded, until the early 20th century, Swedish society underwent a number of fundamental changes that impacted on the political system. Political demands, but also sheer economic progress, increased the share of citizens eligible