The European Union (EU) has announced plans to impose tariffs on US imports, including diamonds, gemstones, and metals used in jewelry production, in retaliation for what it calls “unjustified” taxes imposed by the US on aluminum and steel. “The Commission regrets the US decision to impose such tariffs, considering them unjustified, disruptive to transatlantic trade, and harmful to businesses and consumers, often resulting in higher prices,” the EU stated last week. The proposed countermeasures could