 Complete the following phrase:  In the 1970s, Yugoslavias socialist regime became severely splintered into a liberal-decentralist nationalist faction led by Croatia and Slovenia that supported a decentralized federation to give greater autonomy to Croatia and Slovenia, versus a conservative-centralist nationalist faction led by Serbia that supported a centralized federation to secure Serbias and the Serbs interests across Yugoslaviaas they were the largest ethnic group in the country as a whole. From 1967 to 1972 in Croatia and 1968 and 