517-509 BCE: India - Darius the Persian conquers the INDUS VALLEY region, making the area a province of the Persian Empire.
It is said the Indus river valley was forced to move due to foreign invaders, but the most likely cause discussed today is caused by environmental issues. Probably a drought or other natural cause.
the fertile soil
for unknown reasons
for unknown reasons
The rivers dried up and people had to move.
They settled in 3000 BC.
they didn't have any rivers were they lived
The Aryan society didn't move their herds of cattle when they travel ,also they would stop at a place build a civilization unlike the Harappans.
No, the Ohio Valley is not a rift valley. It is primarily a river valley formed by the erosion of the Ohio River and its tributaries. Rift valleys are created by tectonic processes, where tectonic plates move apart, leading to the formation of low-lying areas. The Ohio Valley, on the other hand, is shaped by sedimentary processes and river erosion rather than tectonic activity.
American history
The Native Americans were forced to move west of the Mississippi River.
They wanted farmland they could sell and make a profit.