In 1974, the Carlist Party went on to form an alliance jointly with other forces of the opposition from the Democratic Junta of Spain until it ended in February 1975 to go on to form part of the Democratic Convergence Platform which fused with the Democratic Junta in the Democratic Co-ordination in March 1976.
En 1974 PC pasou a formar parte con outras forzas da oposición da Junta Democrática de España, ata que marcho en febreiro de 1975 para pasar a forma parte da da Plataforma de Converxencia Democrática que en marzo de 1976 se fusionou coa Xunta na Coordinadora Democrática.