Society functions THROUGH conflict and chaos. It's like brownian motion, noise in circuitry: if you're trying to define an ideology where there's no more conflict, the most direct way is to define an enemy and then rally everyone to destroy it. And that is said to work for a thousand years but actually blows up within ten, leaving enormous wreckage and shame.
Better to design the fault-tolerant system that runs through conflict and chaos.
What you are talking about is a war-based society, a fault-tolerant system, with lots of redundancy, that runs through conflict and chaos. The last two decades were an experiment in that one.