Swedes will vote on Sunday in a tight election that has effectively become a referendum on whether the far-right Sweden Democrats should join the government and cement their journey from pariahs to trusted partners in a country once seen as one of Europe’s most liberal.

The election could bring the Social Democrats back to power, with migration, welfare, and NATO shaping the race against the liberal-right.

Opposition leader Magdalena Andersson has been clear on the dangers of a new coalition featuring the Sweden Democrats