The Saudi's wall is designed to function as the modern equivalent of the Great Wall of China, which was completed in 206 B.C. The Great Wall was intended to force attacking armies to have to circumnavigate the 5,500-mile structure.
In the modern history of wall building, the Soviets militarized the border with Western Europe and separated East and West Berlin with the 87-mile Berlin Wall to stop would-be defectors from escaping to the West through the divided city that had an open border up until 1961.
The US government started constructing a 700-mile border-fence on the Mexican border in order to stem the flow of illegal immigrants back in 2006 that President Obama claimed in 2011 was, "now basically complete,"according to Politifact.com. But critics say that statement is untrue.
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Israel operates a 455-mile long "Separation Barrier" to the tune of a yearly average of $260 million in maintenance costs. It criss-crosses its way along the 199-mile Green Line that separates the West Bank from East Jerusalem, according to Al Jazeera.
The Separation Barrier's loops and curves have surrounded some Palestinian communities on all sides and cut off some farmers from their agricultural land.
According to a June story from CBS News, ISIS wants to unite the entire Levant, which includes land in Israel, Jordan, Kuwait, Syria, and Iraq.
Jordan has sent more tanks and rocket launchers to the border with Iraq and its forces remain on "high alert," as was reported in a June BBC story, and Kuwait's border with Iraq has been relatively quiet because Iraq's Shia population lives in the areas north of Kuwait, according to the same report.
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