The cultural pattern would be their ethnicity.
Due to the influence of soviet union, these countries develop a sense of nationalism that view their nation as 'superior' compared to other nations.
This makes these nations developed a tendency to maintain their own race and heritage, leading to the rise of a homogeneous society.
They had more soldiers, they had more commanders, using the commanders advantage they usually flanked Lee for easy victories,
It is also known as Sundiata
Following rules of behavior to help maintain order is part of social control - b.
Having social control in any society helps it be maintained and properly functioning which in contrast to not having such social rules of behavior where the workflow of such a society wouldn't go as planned.
