US President Donald Trump has launched his 2020 re-election campaign at a packed arena in Orlando, Florida. He said the US economy is the envy of the world and accused opposition Democrats of trying to destroy their country. <br />''<br />''In a tweet early yesterday, he attacked the European Union for what he says is currency manipulation making it "unfairly easier" for the US ally when it comes to trade. <br />''<br />''He also announced on Twitter that he wants the deportation of millions of illegal aliens.  <br />''<br />''Trump faces reelection fight buoyed by soaring GDP, low unemployment, and the loyalty of his right-wing base. <br />''<br />