Its first candidate was Catherine Kelly, contesting the 1994 Cork South-Central by-election,[2] who received 1,704 (4.0%) first preference votes.

In the 2013 Meath East by-election the CSP supported the Direct Democracy Ireland (DDI) candidate Ben Gilroy taking out newspaper adverts to support him, previously some CSP candidates included DDI on their election literature.

Despite no longer being registered as a political party, the party continues to campaign on a socially conservative platform, most recently, to oppose the 2024 constitutional referendums on the Family and Care[6] It advocates an orthodox version of Catholic social teaching, and its main proposals are based upon traditional, and unequivocal, anti-abortion natalism.

The party promotes traditional family values and campaigns against marriage and adoption by same-sex couples.

[1] Although not on the official list of parties, the then party leader Commandant Cathal Ashbourne Loftus ran as a non-party candidate in the 2014 local elections in the Ashbourne ward, using the Christian Solidarity logo on his election leaflets.

[13] The party nominated eight candidates in the 2011 general election five in Dublin and one each in Limerick, Meath and Cork.

[23][24] The party's Meath West candidate, Manus MacMeanmain (who polled 0.6% of first preference votes) was reportedly unhappy that the Christian Solidarity Party's logo was not present on the ballot paper, and claimed that the image that was used looked like "a bunch of nuts".

He came ninth of twelve candidates in the Dublin constituency with 5,352 first-preference votes, or 1.3% of the valid poll.

In the 1999 European Parliament election, party leader Gerard Casey[46] contested the Dublin constituency.

[54] The party also made submissions to the Oireachtas committee on Ireland's future in Europe after the rejection of the Lisbon Treaty by the first vote.

The Christian Solidarity Party campaigned, along with a number of other conservative groupings and individuals, for a No vote in the November 2012 children's rights referendum.