https://www.cnn.com/2022/10/15/americas/venezuelan-migrants-title-42-expansion-intl/index.html
The root problem is not that the US is no longer allowing immigration, the root problem is that the Venezuelan government under Maduro is straight evil. Even a small military intervention there would topple the dictators regime. Then the people of Venezuela would be happy to stay there. Venezuelans would need to be taught that socialism is a system that has failed everywhere and that a free market based democracy is far superior.