The SVP was founded in 1971. It became more conservative in the 1980s and 1990s.
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In 1971, the BGB merged with two cantonal Democratic Parties, and the same year the name was changed to the Swiss People's Party (SVP).<ref name="pp.128">Skenderovic, pp. 128.</ref> The two Democratic Parties were politically centrist and socially liberal, so the merger shifted the SVP as a whole towards the political center, even though there were internal ideological debates.<ref>Skenderovic, pp. 128, 129.</ref> The merger was intended to increase the SVP's voting base, but it did not increase its electoral performance, remaining around 11 percent.<ref name="pp.128"/>