Most likely there is. The most common example I can think of is in political circles. The goal is most often to create an echo chamber for their thoughts and opinions and keeping other ideas oppressed. Sectionalism exists in any group with a rigidly defined dogma, and closed thinking like that is still rampant in the modern United States of America. <span />
Answer:
Pretty sure its the Iron Claud Clauses
Explanation: Tell me if I'm wrong!
The Cultural Revolution was a sociopolitical movement in China that began in 1966 with Mao Zedong, the leader of the Chinese Communist Party, denouncing the old capitalistic and traditional ways of Chinese life.
Sugar and molasses act? I think... Hope this helps :)