“The same people that got us into the Middle East Quicksand, 8 Trillion Dollars and many thousands of lives (and millions of lives when you count the other side), are now fighting to keep us there. Don’t listen to people that haven’t got a clue. They have proven to be inept!”

The tweet represents one of the most significant indictments that a US president has ever issued against the foreign policy that his own country has pursued in the Middle East for several decades.