British Prime Minister Theresa May and Belgian counterpart Charles Michel attend a wreath-laying ceremony at the graves of John Parr and George Ellison, the first and the last British soldiers killed in the First World War, during celebrations marking the 100th anniversary of the end of the First World War, at the Saint Symphorien Military Cemetery in Mons, Belgium November 9, 2018. Benoit Doppagne/Pool via REUTERS