Indus Valley Civilization

The objective of this article is to understand the evolution of the Indo Valley Civilization, in comparison of other old history civilization flourished in Egypt, Mesopotamia, South Asia and China, and their association with Indo Valley Civilization. To understand the Indus Valley Civilization, we need to examine the evolvement of historical civilization. There are numerous theories and controversies in this subject. In this review, I tried to put together the most acceptable concepts in this difficult subject. The main objective of this article not to innovate new theories of the Indus Valley Civilization, but to re-examine the all available data and write in a concise form for ease of understanding of this controversial subject.