Xiriirka u dhexeeya PCI iyo Midowga Soofiyeeti ayaa si tartiib tartiib ah u burburay markii xisbigu ka fogaaday addeecidda Soofiyeetiga iyo Marxist-Leninist orthodoxy sannadihii 1970-naadkii iyo 1980-naadkii iyo dhinaca Eurocommunism iyo International Socialist. PCI waxay raadineysay iskaashi lala yeesho xisbiyada Socialist iyo Christian Democracy (Historic Compromise). Si kastaba ha ahaatee, afduubka iyo dilka hogaamiyaha xisbiga Christian Democrat Aldo Moro
Dagaalkii Kooxda Cas ee bishii May 1978 wuxuu joojiyay rajadii laga qabay heshiis noocan ah. Heshiiska waxaa si weyn looga tagay siyaasada PCI sanadkii 1981. Xisbiga Midnimada Proletarian wuxuu ku biiray PCI sanadkii 1984.