World communism ideology could not admit that, to counter the influence of capitalist countries. It also supported revolutionary socialism around the world to continue to work toward world communism, however distant it might be. Thus it backed the 26th of July Movement in the Cuban Revolution, the North Vietnamese in the Vietnam War and the MPLA in the Angolan Civil War. The domino theory of the Cold War was driven by this intent as anti-communists feared that isolationism by capitalist countries would lead to the collapse of their self-defense. The reform and opening of China and the restructuring and openness of the
Rings Around the World a techno "climactic ending". Sessions for "Rings Around the World" saw the band concentrating on arrangements, particularly their vocal harmonies. On previous albums individual members of the group would "keep singing until [they] came up with harmonies that worked" but, encouraged by co-producer Chris Shaw, for "Rings..." the band took the time to work out harmonies in advance. The group used piano, keyboards or "whatever was available" to give themselves a starting note before the five band members and staff at the recording studio began trying ideas out. Occasionally Auto-Tune was used to "re-pitch existing lines to see if different