Why the wall was built

NPR· Apr 21, 2026· 13m 13s

As 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. To access bonus episodes and listen to Throughline sponsor-free, subscribe to Throughline+ via Apple Podcasts or at plus.npr.org/throughline . See pcm.adswizz.com for information about our collection an

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Welcome to the program. I'm your host.
Welcome to the program. I'm your host.
0:00
Today we look at the major stories shaping the news cycle.
Today we look at the major stories shaping the news cycle.
0:04
We start in Europe, where leaders met in Brussels.
We start in Europe, where leaders met in Brussels.
0:09
The summit focused on energy policy and migration.
The summit focused on energy policy and migration.
0:14
Reporting from the ground, our correspondent has more.
Reporting from the ground, our correspondent has more.
0:19
Thank you. The mood here was tense but constructive.
Thank you. The mood here was tense but constructive.
0:24