San Diego Built a Border Wall. Did It Reduce Crime?

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The Republican health care bill was surrounded by so much brazen lying that it’s almost a relief to highlight a case of ordinary old misleading statistics. Here’s the Daily Signal showing us how much crime plummeted in San Diego after a border wall was built in the early 90s:

Not bad! Of course, crime was plummeting all over the country during this period. I’m too lazy to dredge up the 2015-16 figures, but here are the FBI crime stats for our biggest cities for 1989-2014. Normally I’d show crime rates, but the Daily Signal used total crimes so I will too:

There are basically two buckets here: a group of cities where crime fell by about 70 percent (bottom) and a group where crime fell by about 30 percent (top). San Diego is a good performer, but so are Dallas, Los Angeles, and New York. That’s three southwestern cities and one northern city. The top group of mediocre performers includes three southwestern cities and two northern cities.

So did San Diego’s wall make a difference? It sure doesn’t look like it. And that’s despite the fact that everyone agrees it significantly dented the rate of illegal border crossings.

The refreshing thing here is that this is just an ordinary old misdemeanor case of deception via omission. It almost makes me feel nostalgic. Hell, it might not even be a case of deliberate deception. It’s possible that reporter Kelsey Harkness had no idea that plummeting crime was a nationwide phenomenon. Not everyone reads Mother Jones, after all.

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DEMOCRACY DOES NOT EXIST...

without free and fair elections, a vigorous free press, and engaged citizens to reclaim power from those who abuse it.

In this election year unlike any other—against a backdrop of a pandemic, an economic crisis, racial reckoning, and so much daily crazy—Mother Jones' journalism is driven by one simple question: Will America will move closer to, or further from, justice and equity in the years to come?

If you're able to, please join us in this mission with a donation today. Our reporting right now is focused on voting rights and election security, corruption, disinformation, racial and gender equity, and the climate crisis. We can’t do it without the support of readers like you, and we need to give it everything we've got between now and November. Thank you.

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