In very few cases have these anti-interventionists favored literal “isolation”: what they have generally favored is political nonintervention in the affairs of other countries, coupled with economic and cultural internationalism in the sense of peaceful freedom of trade, investment, and interchange between the citizens of all countries. And this is the essence of the libertarian position as well.
Murray N. Rothbard
For a New Liberty, p. 330
https://youtu.be/UXTHDHYmFK4 The most reliable and effective protection for most workers is provided by the existence of many employers. As we have seen, a person who has only one possible employer has little or no protection. The employers who protect a worker are...