February 9 – 50.3% of voters vote in favor of the federal popular initiative "against mass immigration", to re-introduce quotas of immigrants for foreigners.[1]
April
April 6 – Holcim agrees to a merger that would create a firm with a market value of $55 billion with LaFarge of France.[2]
May
May 18 – Voters in Switzerland resoundingly reject a proposed law change that would have given that country the world's highest minimum wage.[3]
November 13 – A spokeswoman for the public prosecutor in Switzerland confirms existence of open criminal investigations regarding several people who may have taken part in manipulation of the currency exchange markets; such investigations are also underway in the United States and Britain.[6]
November 16 – At least four people are killed in mudslides in southern Switzerland and northern Italy after days of heavy rain.[7]
