DONALD Trump last night blasted wealthy elites for backing “open borders while living behind walls”. In a State of the Union speech marked by calls for unity, the president did not hold back in his criticism of Democrat politicians blocking his £4.4bn border wall plan. President Donald Trump begins State of the Union speech which will ‘call for unity’ in US politics Speaking to Congress on Tuesday evening, Trump accused “wealthy politicians and donors” of pushing “for open borders while living their lives behind walls and gates and guards.” He said that his administration is calling for “safe, lawful, modern and secure” border security. The president announced he had sent another 3,750 troops to defend against the “onslaught” of illegal immigration. And he said that the US has a “moral duty” to protect its citizens – as well as immigrants who entered the country legally to “enrich our nation and strengthen our society in countless ways”.”I want people to come into our country in the largest numbers ever – but they have to come in legally”, the president said. President Donald Trump says that jobs and wages in the US are in the rise at the State of the Union address…