In its editorial line "Monthly Review" offered critical support of the Soviet Union during its early years although over time the magazine became increasingly critical of Soviet dedication to Socialism in One Country and peaceful coexistence, seeing that country as playing a more or less conservative role in a world marked by national revolutionary movements. After the Sino-Soviet split of the 1960s, Sweezy and Huberman soon came to see the People's Republic of China as the actual center of the world revolutionary movement.