
A CSIS report examines how Russia's war has disrupted Ukraine's agricultural sector and global food markets. It notes that world food prices hit record nominal highs in March 2022 and that Ukraine's agricultural output and exports were heavily damaged.
The report is background on the war-driven supply shock; it describes past disruption rather than new supply changes, so its direct price effect is limited.
After 38 past neutral geopolitics events, Wheat (SRW) moved a median +0.1% over 5 sessions (53% higher; middle half -1.6% to +1.5%), and +0.8% over 20.
After 31 past neutral geopolitics events, Corn moved a median -0.3% over 5 sessions (42% higher; middle half -2.3% to +1.1%), and +0.2% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.