What features are associated with the dynasties of the Tang (618-907) and Song (960-1279) ?

The characteristics most associated with the periods of the Tang and Song dynasties are:

- The relocation of great part of the Chinese population from North China to South China

- Large population expansion

- Accelerated urbanization process

- Advances in agriculture

- Death of the aristocracy

- Rise of the autocratic monarchy

- Transition from serfdom to tenant farming.