Spain has blocked U.S. military aircraft involved in the Iran conflict from using its airspace, marking the latest rupture between Washington and Madrid over defense policy and the war in the Middle East. Spain had previously refused to allow U.K. forces to use the Rota and Morón bases in southern Spain, which are seen as key hubs for American military operations across Europe, Africa, and the Middle Eastern. This move could further strain ties with the United States, which maintains a significant military presence in Spain under long-standing bilateral agreements. The decision indicates a deeper divide within NATO over how to respond to the Iran crisis, with Madrid expressing a desire to limit U.P.