both have writting systems and arose along rivers
They all developed along fertile banks of a river
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed along the fertile banks of a river.
They all developed along the fertile banks of a river.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed along the fertile banks of a river.
They all developed along the fertile banks of a river.
they all settled near arable land or by a river for irrigation crops
They all developed along the fertile banks of a river.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed in areas around rivers, with some geographical protection from outside invaders.
They all developed along the fertile banks of a river.