Build, produce, fight. Indoor society, some megastructure with multiple layers extending from underneath the ground at the bottom of the ocean floor to way up above the clouds, enveloping across the continent and it's ice. Armed to the teeth, destroying anything not invited by us, looking how we expect it to, and arriving on schedule, no surprises tolerated, we will greet those with annihilation. Run the structure on multiple energy sources, import starters for food, from legit markets or black markets, then raise them up inside the structure, cannibalism and vampirism under times of extreme deprivation, mother's milk instead of cows milk at all times (human milk is ethical to acquire, healthier than animal milk, and more reliably accessible under the conditions. Build perfect society there, bring all Whites over, cut ourselves off from the rest of the world once we get self sustainable. Structures will be built within the structure.