 The party has been represented in the Regional Council from 1975 through 1993, and then again since 2003.In the 2013 regional election the SSk won 1.4% of the vote (4.7% in the Province of Trieste and 2.8% in the Province of Gorizia), resulting in the re-election of its regional councillor.The party is particularly strong in rural areas on the border with Slovenia in the Provinces of Trieste and Gorizia.