King Charles's visit to the U.S. this week is in part a delicate reminder that even America's closest allies are not on board with the war in Iran.

No nation can go it alone, the king told the Congress yesterday.

But in this unpredictable environment, our alliance cannot rest on past achievements or assume that foundational principles simply endure.

Despite the fact that many of America's friends have chosen not to fight in Iran, limiting the number of combatants,

the effects of this war are rippling out globally. They're affecting gas prices, food prices, travel, jobs, entire industries.

Some analysts and experts have even asked if this is yet another World War.

War I, War I, 11. Oh, two.

No, it would be World War III.

Today and today, explain from a box, the world is feeling the strain of the war in Iran, but China, in some surprising ways, is benefiting.

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This is Today Explained.

I'm James Palmer and I'm Deputy Editor of Foreign Policy Magazine.

I also write our weekly China Brief newsletter based on my 15 years living in Beijing.

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