U.S. President Joe Biden speaks about infrastructure investment during the first day of the G-7 leaders' summit held at Elmau Castle in southern Germany on June 26.
British Prime Minister Boris Johnson hosts African leaders and senior government representatives during the UK-Africa Investment Summit in London on Jan.20.
Ali Milani, the British Labour Party's parliamentary candidate in Uxbridge and South Ruislip, speaks to campaign volunteers before canvassing in the Eastcote area of London on Dec. 7.
Prime Minister Theresa May and U.S. President Donald Trump make their way to a joint press conference following their meeting at Chequers on July 13, 2018 in Aylesbury, England.
An EU flag with one of the stars symbolically cut out in front of the Houses of Parliament shortly after British Prime Minister Theresa May announced to the House of Commons that Article 50 had been triggered in London on March 29, 2017. (Oli Scharff/AFP/Getty Images)
An anti-Brexit Boris Johnson lookalike drapes himself over the hood of a car as he demonstrates outside parliament on Dec. 11, 2018 in London. (Christopher Furlong/Getty Images)
Prime Minister Theresa May and Labour party leader Jeremy Corbyn walk through the House of Commons towards the House of Lords in London on June 21, 2017. (Kristy Wigglesworth/AFP/Getty Images)