Sociaal-Liberale Partij (Dutch pronunciation: [soːˈɕaːlibəˌraːlə pɑrˈtɛi] ⓘ, abbr.

[3] The People's Union split up into two parties, the social liberal Spirit and the centre-right New-Flemish Alliance (N-VA), which formed an electoral alliance with the Christian Democratic and Flemish (CD&V) party.

The formation of the alliances was seen as a way in which Spirit and N-VA could guarantee their influence and position in Flemish and Belgian politics.

Spirit was the abbreviation for In the 10 June 2007 general elections, the Social Liberal party was in an electoral alliance with Socialist Party Different (sp.a) and won 14 out of 88 Flemish seats in the Chamber of Representatives and 4 out of 40 Flemish seats in the Senate.

In the autumn of 2008, following a scandal causing its leader, Bettina Geysen to step down, the Social Liberal Party ended its cooperation with SP.A.