US President Donald Trump confirmed he secretly left Turkey on another aircraft after security officials warned of a threat, while Air Force One flew as a decoy. Trump said he followed Secret Service and military instructions. The extraordinary manoeuvre, reportedly prompted by an Iranian threat, has raised fresh questions over presidential security and transparency.

The president was quietly whisked away and flown on board the smaller Boeing C-32A instead of the larger jet that usually serves as Air Force One.

United States President Donald Trump was reportedly moved onto a smaller military aircraft during his journey from Turkey to Britain last month as security officials sought to…