British Prime Minister David Cameron speaking during the Conservative Party Spring Forum on April 9, 2014 in London, United Kingdom. (Photo by Kerry Davies - WPA Pool/Getty Images)
Seumas Milne, the Labour Party's executive director of strategy and communications, leaves the Labour party headquarterson September 20, 2016 in London, England. (Photo by Jack Taylor/Getty Images)
Venezuelan opposition supporters gather to listen to the head of Venezuela's National Assembly and the country's self-proclaimed acting president, Juan Guaidó, during a rally in Caracas on Jan. 26. (FEDERICO PARRA/AFP/Getty Images)
A convoy of billboard vans with messages against anti-semitism in the Labour Party are driven around Westminster on February 21, 2018 in London, England. (Photo by Jack Taylor/Getty Images)