Germany is on the way to a new government and Sweden briefly had a new prime minister. Both cases show the need for co-operation across a broad ideological front.
A monthly feature: electoral news from around the world, including Iceland, Japan, Romania and Iraq.
Iceland's election on Saturday is a confused affair, with up to nine parties likely to win seats, but it also foreshadows some of the themes of the German election the following day.
Results and analysis from four big recent elections: Norway, California, Russia and Canada.
If the polls are right, Norway's Labour Party is set to return to government after eight years in opposition.
Sweden's centre-left prime minister returns to office following a narrow escape, but his coalition has been badly weakened in advance of next year's election.
Every vote will count in the Swedish parliament, after the centre-left government fell last week on a vote of confidence.
This month our regular electoral roundup brings news from Greenland, Samoa, Georgia and Western Australia.
A wrap-up of election results from Malawi, Mongolia, Iceland, Poland and France.
Our semi-regular election roundup, with news from Malawi, Iceland, Poland and France.