Which non-EU microstate is a neighbour of the country which held an immigration referendum in February 2014?
Switzerland–European Union relations The relations between Switzerland and the European Union (EU) are framed by a series of bilateral treaties whereby the Swiss Confederation has adopted various provisions of European Union law in order to participate in the Union's single market. All but one (the microstate Liechtenstein) of Switzerland's neighbouring countries are EU member states.
Illegal immigration to South Africa Irregular immigration to South Africa refers to migration of foreign nationals to South Africa without the authorisation of the South African authorities. A range of estimates of the size of the population of irregular migrants in South Africa exist, but these have been described as inaccurate.