Donald Trump will become the 45th US President after a stunning victory over Democrat Hillary Clinton ending eight years of Democratic rule and sending the United States on a new path.<br/><br/> The Republican nominee defied pre-election polling to claim swing states, winning the key battlegrounds of Florida, Ohio and Pennsylvania. <br/><br/> He told cheering supporters that Americans must now unite and bind the wounds of division, after a gruelling, acrimonious campaign. Global markets plummeted, with the US dollar diving and gold prices surging. <br/><br/>As poll counting went late into the night, it was Mr Trump's shock victory in Wisconsin that put him over the 270 out of 538 electoral college votes needed to win the White House.