Wednesday, a sense of normality returned to Washington as Joe Biden took his oath of office as US president, bringing to an end four tumultuous years of Trumpism. Donald Trump’s time in the White House was a veritable roller-coaster ride, with the former president throwing convention to the wind and creating a number of crises domestically and in foreign affairs. Therefore, Mr Biden has a major task ahead of him, and it will require the veteran American politician to go the extra mile to put out