World food prices fell slightly last month after hitting a record in March but remain high due to the Ukraine war, the UN’s Food and Agriculture Organization said Friday. International sanctions against Russia as well as export flow disruptions resulting from the February 24 invasion have sparked fears of a global hunger crisis. Russia and Ukraine, whose vast grain-growing regions are among the world’s main breadbaskets, account for a huge share of the globe’s exports in several major commodities, including wheat, vegetable oil and corn. The FAO’s food price index, which had reported records f…