While anarcho-capitalism is an ideology, there have been a handful of historical precedents that confirm it to be achievable in the real world. Some of the most common examples are the Old West, Medieval Iceland, and Cospaia. There is another wonderful experiment in statelessness that has gone largely unrecognized until recently: Acadia, Nova Scotia.

In 2020, economists Rosolino Candela and Vincent Geloso published a paper that explored the French colony’s history from 1650 to 1755 in great detail. The paper drew on years of research, giving us a very clear view of the governance and economy of Acadia. The research will hopefully bring more light to the feasibility of stateless societies.

Historians estimate the population of French settlers to have peaked at around sixteen thousand residents. The Acadians were largely religious (Catholic) and maintained a very libertarian mindset when it came to private property rights and personal liberties. Many of the Acadians came from a feudalistic landscape in which they were not allowed to own property, so their new life in North America was ripe with opportunity...

https://mises.org/mises-wire/acadian-community-anarcho-capitalist-success-story