Answer:
The earliest global date for the beginning of the Stone Age is 2.5 million years ago in Africa, and the earliest end date is about 3300 BCE, which is the beginning of Bronze Age in the Near East.
They abandoned the nomadic life by developing farming techniques through water management, including canal-building, water storag, drainage, irrigation.
With the prosperity which this generated, they moved on to development of almost all the techniques that formed the basis of civilized life before the industrial revolution: architecture, transport, metalworking, carpentry, pottery, glass-making, textile manufacture and leather-working as well as many processes associated with farming and food preparation. In southern Mesopotamia irrigation and flood control were necessary and this gave rise to a number of subsidiary technologies of
Churches
Churches such as the African Methodist Episcopal Church became the training ground for generations of African American leaders. Churches provided vital preparation for generations of African activists and leaders including Martin Luther and Jesse Jackson as they were able to minister and champion the rights of African Americans