By about 5,000 BC, Egypt was divided into two kingdoms , they flourished in Upper Egypt (Nile Valley) and Lower Egypt (Nile Delta) respectively. Between 5,000 and 3,000 BC, the two kingdoms developed as a unified state gradually .
Around seven thousands years ago, villages was established near the Nero River valley and Nero River Delta. Egypt, the country, soon being built five thousands years from now.
Egypt, probably more than 7,000 years ago,it go to Egypt (Nile river valley ) respectively with under Egypt (Nile delta ) set up for the not gathering not falling of scale. Had developed into a country gradually more than 7,000 years ago about 5,000 years before