The deal includes $600bn (£446bn) of EU investments in the US, and the bloc will buy $750bn (£558bn) of US energy and also purchase American military equipment.

Mr Trump said: "I think it's great that we made a deal today instead of playing games and maybe not making a deal at all."

He said: "We are agreeing that the tariff... for automobiles and everything else will be a straight across tariff of 15%." However, the 15% baseline rate would not apply to steel and aluminium, for which a 50% tariff would stay in place.