Donald Trump enjoyed all the pomp and circumstance of his trip to see President Xi Jinping , but left Beijing with China continuing help to Iran in its war against the US and Israel - and no significant trade deals with the rival super power. He was played as predictably as he was in his Alaskan summit in Anchorage with Vladimir Putin. Confronted with a Chinese economy that is fast expanding its military power and has eclipsed America in global control of rare earth minerals, the US president was treated to festivals of flags and flower waving, a banquet and blatant contempt wrapped in spectacle to distract a global leader so far out of his depth he doesn’t know he is drowning. US President Donald Trump (R) walks with China's President Xi Jinping (L) as (AFP/Getty) The 47th president of the US so enjoyed his two-day trip that he felt comfortable enough to heap racist praise on his host. Xi was, he told Fox News, “tall, very tall, and especially for this country, because they tend to be a little bit shorter”.…