Swiss business leaders and unions are mobilising ahead of a vote Sunday on capping immigration, which has triggered fears of dire impacts on employment and trade relations with the European Union.

Swiss citizens head to the polls on June 14 to vote on whether the country's population should be limited to 10 million, in a referendum some compare...

Switzerland is poised for a pivotal vote on 14 June, as citizens head to the polls to decide on a proposal to cap the nation’s population at 10 million. The referendum, which some…