( CNN) Since the Second World War — spanning 14 US presidents, Republican and Democratic — the occupant of the Oval Office has been referred to as “the leader of the free world.” Until now.

Time and again the world has witnessed what journalist Luke Harding describes in his book “Collusion” as Trump's “weirdly deferential behaviour toward Putin — his singular reluctance to blame, his boundless willingness to mollify, his desire for face time.”

Anderson Cooper: Trump performance disgraceful

Brennan on Trump's performance: Treasonous