War Duration as Hunger Multiplier: Mapping Middle East Conflict Spillovers onto Global Acute Food Insecurity Metrics

Primary WFP assessments document how each additional month of elevated global oil prices from Persian Gulf disruptions correlates with 1.8-2.4 million new cases of acute food insecurity across net-energy-importing fragile states, derived from price elasticity models linking Brent crude spikes above $85/bbl to cereal and fertilizer cost pass-throughs. This pattern replicates 2022 Ukraine grain shock data where six months of sustained disruption added 20 million to IPC Phase 3+ populations per FAO-WFP joint monitoring. In contrast, Gulf energy exporters project fiscal buffers mitigating domestic fallout, yet downstream trade rerouting via alternative straits imposes 12-18 month lags before price normalization reaches Somalia and Afghanistan import bills. UN funding shortfalls, with $1.568 billion in arrears recorded end-2025, compound rationing at WFP field level, reducing coverage ratios by 23% in prioritized Horn of Africa operations. Multiple regional lenses reveal divergence: South Asian remittance corridors absorb partial shocks through diaspora flows, whereas landlocked Central Asian states face compounded transport multipliers absent diplomatic de-escalation timelines. Primary documents from WFP and concurrent World Bank commodity updates underscore that de-escalation alone fails to reverse accumulated caloric deficits within one agricultural cycle.