Exclusive: poll across 15 countries finds ‘deep mistrust’, with majority doubting US would come to their aid in an attack

European confidence in an American “security guarantee” has hit a historic low, a survey suggests, with only one in 10 people across 15 countries seeing the US as an ally and majorities in all doubting it would come to their aid if they were attacked.

The survey, published on Wednesday by the European Council on Foreign Relations (ECFR) thinktank before critical G7 and Nato summits in France and Turkey over the coming weeks, revealed “deep European distrust in the US”, the authors said.

Paris and Berlin conclude firms involved unable to agree on way forward in blow to Europe’s common defence push

France and Germany have concluded that the companies involved in building a joint fighter jet will not be able to reach an agreement and have abandoned the project, officials in Berlin have said in a blow to Europe’s common defence efforts.

The French president, Emmanuel Macron, and the German chancellor, Friedrich Merz, had “reached the shared assessment that the companies will not be able to come together”, an official told Agence France-Presse. “They acknowledge this reality.”