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Why the wall was built | Throughline
Posted
April 21, 2026
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575
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April 21, 2026
575
10
1
1.91%
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15:22Now PlayingAs the United States expanded into a global superpower, it simultaneously strengthened its national borders and began to limit who could come in and out of the country. In this week’s episode, the story of how one of the very first walls meant to divide people was built on the US Southern border.
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