The Muqaddimah/ibn Khaldun -

: He outlines a predictable cyclical pattern where a group with strong asabiyyah conquers a weakened, sedentary civilization and establishes a new dynasty.

: Over three to four generations, the ruling group becomes accustomed to urban luxuries, losing their original cohesion and "manliness". This leads to corruption and high taxation, eventually making them vulnerable to a new group emerging from the periphery with fresher, stronger asabiyyah . Scientific Method in Historiography The Muqaddimah/Ibn Khaldun

: Ibn Khaldun argues that asabiyyah is strongest in nomadic (Bedouin) societies due to the harsh conditions and blood ties necessary for survival. : He outlines a predictable cyclical pattern where

Ibn Khaldun famously criticized traditional historians for their uncritical acceptance of myths and exaggerations. Scientific Method in Historiography : Ibn Khaldun argues

: He introduced a "new science" ( ilm al-umran ) to study the laws governing human society.

: He argued that historical reports must be tested against the "nature of civilization"—the physical, social, and economic laws of the time. For example, he used military logistics to debunk exaggerated figures of historical armies. Economic and Social Theories

The central pillar of the work is the concept of , often translated as "group feeling," "social cohesion," or "solidarity".