Let’s start with https://en.m.wikipedia.org/wiki/United_States_involvement_in_regime_change

I recommend the Livable Low-carbon City podcast for information about building techniques like that.

historically speaking, when you consider its domestication by indigenous people in South America, its appropriation by Spanish colonizers, its resistance to looting by marauding armies compared to grain crops, and the freaking Irish potato famine, I think it becomes quite clear that the potato is a politically relevant crop and could reasonably be considered political.