[Toddsterpatriot]

Absolutely correct. Economic nationalism is the only sustainable economy in the long term.

So, name an economy that has done this successfully for more than a few years.

[B-Chan]

Spain 1936-1975.

Name a nation that has survived as a world power after exporting its ability to manufacture to an enemy country.

Economic success means nothing if your nation is hostage to foreigners. Some things are more important than profit and loss.