The CSP was unable to maintain its seat. In the 1925 elections the party campaigned as  the Protestant People's Party (Dutch: Protestantse Volkspartij, PVP). In 1926 the CSP founded the Christian Democratic Union with former members of the Christian Democratic Party and the League of Christian Socialists.
The Christian Social Party (CSP) lost its seat in parliament. In 1925, the party campaigned as the Protestant People's Party (Dutch: Protestantse Volkspartij, PVP). In 1926, the CSP established the Christian Democratic Union with former members of the Christian Democratic Party and the League of Christian Socialists.