Boris Johnson

Boris Johnson with boxing gloves reading: Get Brexit done

Boris Johnson poses for a photo wearing boxing gloves emblazoned with 'Get Brexit Done' during a stop in his election campaign trail at Jimmy Egan's Boxing Academy on November 19, 2019 in Manchester, England. [Frank Augstein/WPA Pool/Getty Images]

Johnson tries to walk a bull during a visit to Darnford Farm in Banchory, near Aberdeen in Scotland, on September 6, 2019. [Andrew Milligan/Pool via AFP]

Johnson (left) during a visit to pharmaceutical company AstraZeneca in Macclesfield, northwest England on April 6, 2021. The coronavirus pandemic has been one of the defining events of Johnson's premiership. [Dave Thompson/Pool via AFP]

Johnson during a visit to the Henbury Farm in north Dorset, on August 30, 2022. His successor, Liz Truss, inherits a deflating economy and a substantial cost-of-living crisis. [Ben Birchall/Pool via AFP]

Johnson (left) gets a traditional turban tied on his head upon his arrival at the Gujarat Biotechnology University in Gandhinagar on April 21, 2022. [Ben Stansall/Pool via AFP]

Boris Johnson waves with his ministerial red box as he boards an aircraft at London Stansted airport, on May 11, 2022. During his final appearance in Parliament as prime minister in July, he summed up his three years in office as, 'Mission largely accomplished'. [Frank Augstein/Pool via AFP]

Johnson became prime minister with a promise to deliver Brexit, but the benefits touted by him and others have not yet materialised. [Daniel Leal/Pool via AFP]