India, April 6 -- Aid groups are warning that the war in the Middle East has upended their ability to get food and medicine to millions of people around the world in need, and that the suffering will deepen if the violence continues.

Not only has the conflict cut off vital shipping routes, creating a global energy crisis, it's also disrupting supply chains for aid groups, forcing them to use costlier, more time-consuming routes.  Key pathways such as the Strait of Hormuz have been effectively shuttered and routes from strategic hubs such as Dubai, Doha and Abu Dhabi have also been impacted. Transport costs have spiked with higher fuel and insurance rates, meaning less supplies can be delivered with the same amount of money.

The Wor...