Without knowing the context for which this sentence was used, I would say that use of the term "extended literary" can be explained as follows:
This use of the word "extended" means over a period of time or for a long time. A "literary and scientific assault" I would interpret to mean a growing use of literature and science and their influences.
I interpret the sentence to mean that the Mongols' way of life or social customs were adversely affected by a long term growth in the influence of literature and scientific ideas.
The Mongols were a nomadic people who created a vast empire in the 13th century.
extended control of neighboring peoples
Yes there are Mongols , people living in Mongolia are mongols.
Where did the Mongols execute bugs?
The Mongols valued their own nomadic lifestyle and traditions, which differed significantly from the sedentary Chinese culture. They also saw themselves as conquerors rather than assimilators, preferring to maintain their own identity and way of life. Additionally, the Mongols' military success and social hierarchy were centered around their own customs and practices.
The Chinese were the cause of the fall of the mongols
which land was not conquered by the mongols in china
Where did the Mongols execute bugs?
The Mongols tolerated Persian religions but suppressed Chinese religions.
The Mongols tolerated Persian religions but suppressed Chinese religions.
Western Europe South Africa Which land was not conquered by the Mongols?
Mongols - motorcycle club - was created in 1969.