if a community can not provide for it's common defense then it is not a viable community at all.
So, rule by bully is acceptable to you?
https://listverse.com/2016/06/29/10-instances-of-anarchist-societies-that-actually-worked/
I actually prefer to work inside a system that functions to dreaming about one that doesn't.
It is easier to embrace your slavery, especially if denial of it works for you.