Passage: Iceland is a representative democracy and a parliamentary republic. The modern parliament, Alþingi (English: Althing), was founded in 1845 as an advisory body to the Danish monarch. It was widely seen as a re-establishment of the assembly founded in 930 in the Commonwealth period and yet temporaily suspended from 1799 to 1845. Consequently, "it is arguably the world's oldest parliamentary democracy." It currently has 63 members, elected for a maximum period of four years.The head of government is the prime minister who, together with the cabinet, is responsible for executive government.

Question: Iceland temporarily suspended their parliamentary government from what dates?
1799 to 1845