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The map shows the Roman Republic and the Roman Empire.

In which directions did the Roman Empire mainly expand within Europe?

north and east
south and east
east and west
north and west

North and East

Explaination:

The Romans built up their empire through conquest or annexation between the 3rd century BC and the 3rd century AD. At its height, the Roman Empire stretched from north-western Europe to the Near East and encompassed all the lands of the Mediterranean.

explanation:

the addition to geographic boundaries that might have  kept the people of the huang river civilization from traveling to far distance region is that they had learned about the other river valley civilizations but feared contact would bring invasion.

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