The World Trade Organization (WTO) last week ruled against the U.S. in a trade dispute with China and other nations over tariffs on imports of steel and aluminum.

In the ruling, the WTO said the U.S. tax on steel and aluminum imports imposed in 2018 violated international trade rules.

The ruling isn’t expected to prompt any changes in China’s retaliatory 25% tariff on pork products coming from the U.S., according to the U.S. Meat Export Federation.

In a statement, the U.S. trade...