In an unsanctioned mission, the Foreign Service officer helped evacuate about 200 South Vietnamese citizens from Saigon days before the city fell in 1975.

Across Southeast Asia, a region heavily dependent on energy exports brought via the Strait of Hormuz, lives are being upended by higher oil and gas prices.

Inflation and its consequences for growth are a growing concern for countries where memories of the 2022 energy crisis are fresh.