Three-tier diagram of supply chain independence
The three tiers of ITAR-free: final assembly, component bill of materials, and underlying know-how — each governed by a different geometry of power.
Industrial geography of space supply chains
Four industrial geographies orbit the US semiconductor Heartland: Europe, China, India, and the rare-earth axis.
China's parallel technology Heartland
China’s twenty-five-year forced decoupling produced the only contemporary parallel to the US space-industrial Heartland — at a cost no alliance-internal actor can replicate.
Bifurcating supply chain blocs
As the system bifurcates into US-allied and Chinese blocs, Rimland actors face mounting pressure to choose — and the room for amphibious flexibility narrows.