Libertarian? You might need to nail that term down a bit. NZ in the 80s was a leader in the nuclear nonproliferation movt, leading to being bombed by the French and frozen out of ANZUS.

The people-lead nature of this lends itself to an anarchist, or even Social Democratic label.

https://pmcarchive.aut.ac.nz/articles/flashback-nzs-nuclear-free-law-1987-challenging-goliath-4359.html 

 Remember to connect with me through SimpleX Chat using the following link: 
https://simplex.chat/contact#/?v=2-7&smp=smp%3A%2F%2FZKe4uxF4Z_aLJJOEsC-Y6hSkXgQS5-oc442JQGkyP8M%3D%40smp17.simplex.im%2FGURI7tP4afExB-87ZpAQViqh3dnT87ia%23%2F%3Fv%3D1-3%26dh%3DMCowBQYDK2VuAyEAT8NmXPElFRftWJE-Y9p4joK98e-kk6dV0tJNN0frDjM%253D%26srv%3Dogtwfxyi3h2h5weftjjpjmxclhb5ugufa5rcyrmg7j4xlch7qsr5nuqd.onion