Answer:
They built walls around their cities for protection
Explanation:
Sargon the Great
Around 2,300 BC, the independent city-states of Sumer were conquered by a man called Sargon the Great of Akkad, who had once ruled the city-state of Kish. Sargon was an Akkadian, a Semitic group of desert nomads who eventually settled in Mesopotamia just north of Sumer.
He was caught in 1975 for a driving violation the first time.
The correct answer is Czechoslovakian leader Alexander Dubcek
Socialism with a human face was a policy of mild democratization and political that was aimed at helping the Communist Party to maintain real power. Alexander Dubček announced this political program at the Presidium of Communist Party of Czechoslovakia on April 1968