Former U.S. President Donald Trump has suggested he would not come to the defense of NATO allies if they had not supported potential military actions by the United States against Iran. This statement raises concerns about the future of the transatlantic alliance and the commitment of the U.S. to collective security. Trump’s remarks indicate a potential willingness to decouple American support from allied adherence to U.S. foreign policy objectives. The comments were made in reference to disagreements among NATO members regarding a possible military campaign initiated by Washington targeting Iran. This is not the first time Trump has questioned the value of NATO, having previously criticized member states for not spending enough on defense. The statement has prompted reactions from European officials, expressing worry about the stability of the alliance and the implications for international security. It underscores ongoing tensions between the U.S. and some of its allies regarding approaches to Iran and broader geopolitical strategy.