Voting Rights and Suffrage/History/Country sources/Iceland
Under Article 33, all Icelandic citizens of the age of 18 or older have the right to vote in Althingi. Permanent naturalized Icelandic citizens is a requirement for non-birthright persons who wish to vote. Under Article 5, such persons may also vote for president. (Constitute Project, “Iceland’s Constitution of [[Probable year:: 1944]] with Amendments through [[Probable year:: 2013]]” ).
What is the oldest written source in this country that mentions this right?