# Antarctic

Surprise U.S. Delegation to Ushuaia Prompts Fears of a Naval Footprint at the Antarctic Gateway

A surprise visit by a U.S. congressional delegation to Ushuaia has provoked Argentine opposition and provincial officials to demand explanations, amid speculation about U.S. involvement in a planned naval base project. The episode underscores tensions between Buenos Aires’ new pro-U.S. tilt and domestic sensitivities over sovereignty and Antarctic strategy.