Shang
Spiritual awakening became more important than sacrifice.
The volume of sediment in the Huang He, mostly yellow loess, raised the river bottom so that it was higher than the surrounding lands, and the river overflowed its banks.
Egypt needed Nubian's natural resources Egypt needed Nubian gold Egypt needed help fighting off invaders.
The Nubia dominated this area.
The start of the Bronze Age.
Monsoon Rains
Indus River
the spread of Bantu languages throught Africa
Archeological artifacts tell us that the Bantu were farmers and not hunter-gatherers. The artifacts also tell us that they had domestic animals and worked with iron.
The climate makes objects fall apart.
the sahara desert
Rig Veda was composed by a families of seers or rishis.
family was not importsnt