Washington | Donald Trump roars into the 2020 presidential election race with one goal in mind – to make American history by becoming the first impeached president to go on and win re-election.

Republicans cheered their near-complete party-line Senate acquittal on Wednesday (Thursday AEDT) of Mr Trump on two charges of misconduct, bringing to an end more than four months of turmoil that has gripped Washington even as it left much of the rest of America nonplussed.