Long-standing financial troubles and drought in Zimbabwe have pushed millions to the brink of starvation.

Ebrahim Raisi, a staunch regime loyalist, can be expected to follow through on talks to revive the nuclear deal but rebuff attempts to further limit Iran’s weapons programs and regional behavior.

Iran is facing international pressure over its nuclear program and assassinations of top officials. Meanwhile, its move to lift subsidies could stir public revolt.

The war is threatening the region’s access to much-needed supplies, but certain countries are more vulnerable than others to food shortages and unrest.