I mean... didn't the North win the Civil War... or did it just continue in another form after Appomattox?

Link: https://www.msn.com/en-us/news/us/a-new-economic-iron-curtain-is-falling-across-america-as-trillions-in-wealth-flee-to-the-boom-belt/ar-AA20qz9U?ocid=entnewsntp&pc=U531&cvid=69d66975469f4259b7522e305a6c12cb&cvpid=73a5e730ce0e4203e8c6d574fbe049a1&ei=17