Politicians said the call between the two leaders, which focused on trade, had ‘made us very anxious’ about the implications for the island.

Mr. Trump said in a post on Truth Social that his call with Xi Jinping, China’s top leader, had focused entirely on the trade relationship between the nations, which has soured in recent months in a dispute over the export of critical minerals used in an array of industries.

US-China trade talks in London after a positive call with Xi Jinping, aiming to resolve ongoing disputes over tariffs and rare earth materials.