Middle East has always been attractive to travelers, invaders and settlers because of the climate, the abundance of water [Tigris and Euphrates rivers] and its fertile land
The aryan invaders settled in the ganges river valley:)
ASSYRIANS
Danelaw
He built a wall around Rome
Invaders often try to conquer a country.
The Mycenaean Civilization
The pakistanis were living in the same land from centuries. The Indus Valley civilization and the Gandhara civilization were among the earliest civilisations in thw world. So, as such, pakistanis were not imported from some other place. However today's Pakistani's a racial mix of the ancient Indians and the Arab invaders and the Greek invaders.
The Turks from Asia.
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The Aryan invasion as the cause of breakup of the Harappan civilization.
The lesson is that the decline of a civilization is not simply the result of attack by outside invaders.
The Aztec Civilization qualifies as such.
Spanish invaders, allied with the Aztec arch-enemies: the Tlaxcalans.
The deserts acted as a natural protection from invaders.
The Assyrians and Babylonians defeated and overtook the Egyptian civilization.
The deserts acted as a natural protection from invaders.
The Civilization and History of Mesopotamia runs from approximately 5,000 B C to it's decline in 1258 A D, when Mongol Invaders destroyed it's extensive irrigation system.