What's the Most Important Thing?

i was thinking earlier to day about the attributes of a nation state that are likely to be most essential to their historical achievements. And i'm like kind of bulleting this stuff out, I what's the most important thing? Like favorable weather conditions and topography,. Whether or not you have rich soil, navigable waterways, a number of prospective trading partners in the immediate vicinity by waterways. All those things are mre important. And whether i ask you to pick one of them or to rank order them - it seems to me that like the slavery and the deprivation would show up towards the end of that list. If they're even on the list of things that were genually advantageous for