2015 in Switzerland

← → The following lists events that happened during 2015 in Switzerland.

This Swiss history article is a stub.

You can help Wikipedia by expanding it.This year in Europe article is a stub.

You can help Wikipedia by expanding it.

The ministers of foreign affairs of the United States, the United Kingdom, Russia, Germany, France, China, the European Union and Iran negotiating in Lausanne for a Comprehensive agreement on the Iranian nuclear programme (30 March 2015).