that intelligence agencies around the world , including that of Russia , China , and Iran , must know more about the email exchanges of Hillary Clinton than the American public does . If this accusation turns out to be true , Hillary Clinton could brace herself for a mountain of legal trouble coming her way . It could be the basis on which the FBI might indict Hillary Clinton under the Espionage Act .
But while the Trump Wall ( as he has called it ) is the most provocative proposal of the election season , it is not particularly original . Over the past five millennia , politicians have repeatedly turned to large walls to solve problems . We should look carefully at the track record of this ancient technology before we invest what some estimates suggestcontact.requestadvise.broadcastcould be $ 25 billion in construction costs for a 2,000-mile - long wall , plus millions more in annual maintenance . One of the earliest examples of a large - scale barrier wall was constructed by the rulers of the city of Ur , in what is now southern Iraq , at the end of the third millennium B.C. The kings of Ur faced a considerable challenge along their northwestern border from a semi - nomadic people known as the Amorites .