<span style="color: #222222;">In the United States, Democratic presidential candidate and former Vice President Joe Biden has accused President Donald Trump of abusing the powers of his office and ignoring everyone but his political base.</span><br />'' <br />'' <span style="color: #222222;">In his first public rally as a Presidential candidate in Pennsylvania, Mr Biden called Mr Trump the only President who has decided not to represent the whole country. </span><br />'' <br />'' <span style="color: #222222;">The former Vice President said, strengthening unions and promoting social and economic unity can restore Democrats to the White House. Mr Trump stepped up his criticism of Mr Biden and stated on Twitter about his own strong support among union members.</span><br />