Question

why we can not know about life of the common people living earliest cities​

Answer 1

The Indus Valley civilization (circa 3300–1700 B.C.E.), also known as the Harappan civilization, was one of the earliest urban civilizations, roughly contemporaneous with those .

Answer 2

Answer:

There were hardly any historians in those times in India. Those who were there wrote about the kings and all( poets and authors of the king's court rather than historians). They were not concerned at all in writing about the common people. The result is we cannot know about the life of common people living in the earliest cities.