_. The ruling said that trading partners The tuna-dolphin dispute was ruled by the WTO in favor of nations that _ bar imports based on exported tuna to the United States and Europe; could not; a production process, such as the size of the nets used produced seafood products; could not; the way the products were used, such as in pet food imported tuna; could; the production process, such as the size of the nets used cared about wildlife in the seas; could; concerns over the safety of dolphins