[1] The party was founded as a response to SFP and the only major right-wing party, National Coalition, backing the re-election of President Urho Kekkonen by emergency law, simply for convenience and despite the lack of any national emergency.

Ehrnrooth saw this as a sign of Finlandization, and held that the constitution was being circumvented and the people left out of the process.

The party contested the 1975 parliament election, obtaining 1.6% of the national vote and winning one seat.

At the 1982 election, however, the party supported Mauno Koivisto, in order to ensure Ahti Karjalainen, whom they regarded as too Soviet-friendly, would not succeed as a 'dark horse'.

Constitutional Right Party rallied every 17 July in a big numbers, as Finland got its Republican-based governmental basic rule in that date in 1919.