Refers to the time before writing

A person who moves place to place in search of food

A political unit that includes a city and its surrounding lands and villages

To block a government action

The spread of ideas, customs and technologies from one people to another.

An advanced stage of human society marked by a well-organized government and high levels of culture, science and industry.

In traditional Indian society, an unchangeable social group in which a person is born.

in Hindu belief, the rebirth of the soul in another body is called

large landmass that juts out from a continent

system of writing in which pictures represent objects, concepts or sounds

a system of writing that uses wedge-shaped marks

Rise and fall of Chinese dynasties according to the mandate of heaven

Written symbols in writing systems such as that of the Chinese

System of numbers based on ten

System of ideas

A period of great cultural achievement